Home / 40,715.27-61,070.74-13,013.27

Finding the Fourth Proportional to 40,715.27, 61,070.74 and 13,013.27

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Solution

The fourth proportional to 40,715.27, 61,070.74 and 13,013.27 is: 19,519.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,715.27 : 61,070.74 = 13,013.27 : x
  2. Step 2: Convert to fraction form
    40,715.27/61,070.74 = 13,013.27/x
  3. Step 3: Cross multiply
    40,715.27x = 61,070.74 × 13,013.27
  4. Step 4: Simplify right side
    40,715.27x = 794,730,028.72
  5. Step 5: Solve for x
    x = 794,730,028.72/40,715.27
  6. Step 6: Final answer
    x = 19,519.21

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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.