Home / 23,666.61-35,470.71-13,127.70

Finding the Fourth Proportional to 23,666.61, 35,470.71 and 13,127.70

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Solution

The fourth proportional to 23,666.61, 35,470.71 and 13,127.70 is: 19,675.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,666.61 : 35,470.71 = 13,127.70 : x
  2. Step 2: Convert to fraction form
    23,666.61/35,470.71 = 13,127.70/x
  3. Step 3: Cross multiply
    23,666.61x = 35,470.71 × 13,127.70
  4. Step 4: Simplify right side
    23,666.61x = 465,648,839.67
  5. Step 5: Solve for x
    x = 465,648,839.67/23,666.61
  6. Step 6: Final answer
    x = 19,675.35

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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.