Home / 55,976.14-77,246.30-30,482.24

Finding the Fourth Proportional to 55,976.14, 77,246.30 and 30,482.24

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Solution

The fourth proportional to 55,976.14, 77,246.30 and 30,482.24 is: 42,065.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,976.14 : 77,246.30 = 30,482.24 : x
  2. Step 2: Convert to fraction form
    55,976.14/77,246.30 = 30,482.24/x
  3. Step 3: Cross multiply
    55,976.14x = 77,246.30 × 30,482.24
  4. Step 4: Simplify right side
    55,976.14x = 2,354,640,255.71
  5. Step 5: Solve for x
    x = 2,354,640,255.71/55,976.14
  6. Step 6: Final answer
    x = 42,065.07

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.