Home / 35,711.16-53,559.45-13,516.89

Finding the Fourth Proportional to 35,711.16, 53,559.45 and 13,516.89

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Solution

The fourth proportional to 35,711.16, 53,559.45 and 13,516.89 is: 20,272.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,711.16 : 53,559.45 = 13,516.89 : x
  2. Step 2: Convert to fraction form
    35,711.16/53,559.45 = 13,516.89/x
  3. Step 3: Cross multiply
    35,711.16x = 53,559.45 × 13,516.89
  4. Step 4: Simplify right side
    35,711.16x = 723,957,194.11
  5. Step 5: Solve for x
    x = 723,957,194.11/35,711.16
  6. Step 6: Final answer
    x = 20,272.58

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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.