Home / 19,000.06-28,505.85-13,464.13

Finding the Fourth Proportional to 19,000.06, 28,505.85 and 13,464.13

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Solution

The fourth proportional to 19,000.06, 28,505.85 and 13,464.13 is: 20,200.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,000.06 : 28,505.85 = 13,464.13 : x
  2. Step 2: Convert to fraction form
    19,000.06/28,505.85 = 13,464.13/x
  3. Step 3: Cross multiply
    19,000.06x = 28,505.85 × 13,464.13
  4. Step 4: Simplify right side
    19,000.06x = 383,806,470.16
  5. Step 5: Solve for x
    x = 383,806,470.16/19,000.06
  6. Step 6: Final answer
    x = 20,200.28

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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.