Home / 55,574.40-83,356.96-21,841.12

Finding the Fourth Proportional to 55,574.40, 83,356.96 and 21,841.12

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Solution

The fourth proportional to 55,574.40, 83,356.96 and 21,841.12 is: 32,759.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,574.40 : 83,356.96 = 21,841.12 : x
  2. Step 2: Convert to fraction form
    55,574.40/83,356.96 = 21,841.12/x
  3. Step 3: Cross multiply
    55,574.40x = 83,356.96 × 21,841.12
  4. Step 4: Simplify right side
    55,574.40x = 1,820,609,366.20
  5. Step 5: Solve for x
    x = 1,820,609,366.20/55,574.40
  6. Step 6: Final answer
    x = 32,759.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.