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Finding the Fourth Proportional to 35,638.56, 53,458.56 and 14,862.24

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Solution

The fourth proportional to 35,638.56, 53,458.56 and 14,862.24 is: 22,293.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,638.56 : 53,458.56 = 14,862.24 : x
  2. Step 2: Convert to fraction form
    35,638.56/53,458.56 = 14,862.24/x
  3. Step 3: Cross multiply
    35,638.56x = 53,458.56 × 14,862.24
  4. Step 4: Simplify right side
    35,638.56x = 794,513,948.77
  5. Step 5: Solve for x
    x = 794,513,948.77/35,638.56
  6. Step 6: Final answer
    x = 22,293.66

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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.