Home / 16,474.06-22,711.60-10,421.29

Finding the Fourth Proportional to 16,474.06, 22,711.60 and 10,421.29

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Solution

The fourth proportional to 16,474.06, 22,711.60 and 10,421.29 is: 14,367.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,474.06 : 22,711.60 = 10,421.29 : x
  2. Step 2: Convert to fraction form
    16,474.06/22,711.60 = 10,421.29/x
  3. Step 3: Cross multiply
    16,474.06x = 22,711.60 × 10,421.29
  4. Step 4: Simplify right side
    16,474.06x = 236,684,169.96
  5. Step 5: Solve for x
    x = 236,684,169.96/16,474.06
  6. Step 6: Final answer
    x = 14,367.08

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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.