Home / 55,984.92-77,259.19-30,834.42

Finding the Fourth Proportional to 55,984.92, 77,259.19 and 30,834.42

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Solution

The fourth proportional to 55,984.92, 77,259.19 and 30,834.42 is: 42,551.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,984.92 : 77,259.19 = 30,834.42 : x
  2. Step 2: Convert to fraction form
    55,984.92/77,259.19 = 30,834.42/x
  3. Step 3: Cross multiply
    55,984.92x = 77,259.19 × 30,834.42
  4. Step 4: Simplify right side
    55,984.92x = 2,382,242,525.63
  5. Step 5: Solve for x
    x = 2,382,242,525.63/55,984.92
  6. Step 6: Final answer
    x = 42,551.50

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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.