Home / 19,646.76-29,470.46-10,937.04

Finding the Fourth Proportional to 19,646.76, 29,470.46 and 10,937.04

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Solution

The fourth proportional to 19,646.76, 29,470.46 and 10,937.04 is: 16,405.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,646.76 : 29,470.46 = 10,937.04 : x
  2. Step 2: Convert to fraction form
    19,646.76/29,470.46 = 10,937.04/x
  3. Step 3: Cross multiply
    19,646.76x = 29,470.46 × 10,937.04
  4. Step 4: Simplify right side
    19,646.76x = 322,319,434.64
  5. Step 5: Solve for x
    x = 322,319,434.64/19,646.76
  6. Step 6: Final answer
    x = 16,405.73

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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.