Home / 35,876.64-53,813.52-15,085.20

Finding the Fourth Proportional to 35,876.64, 53,813.52 and 15,085.20

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Solution

The fourth proportional to 35,876.64, 53,813.52 and 15,085.20 is: 22,627.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,876.64 : 53,813.52 = 15,085.20 : x
  2. Step 2: Convert to fraction form
    35,876.64/53,813.52 = 15,085.20/x
  3. Step 3: Cross multiply
    35,876.64x = 53,813.52 × 15,085.20
  4. Step 4: Simplify right side
    35,876.64x = 811,787,711.90
  5. Step 5: Solve for x
    x = 811,787,711.90/35,876.64
  6. Step 6: Final answer
    x = 22,627.19

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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.