Home / 16,764.13-23,134.90-9,210.39

Finding the Fourth Proportional to 16,764.13, 23,134.90 and 9,210.39

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Solution

The fourth proportional to 16,764.13, 23,134.90 and 9,210.39 is: 12,710.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,764.13 : 23,134.90 = 9,210.39 : x
  2. Step 2: Convert to fraction form
    16,764.13/23,134.90 = 9,210.39/x
  3. Step 3: Cross multiply
    16,764.13x = 23,134.90 × 9,210.39
  4. Step 4: Simplify right side
    16,764.13x = 213,081,451.61
  5. Step 5: Solve for x
    x = 213,081,451.61/16,764.13
  6. Step 6: Final answer
    x = 12,710.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.