Home / 14,382.22-21,572.85-4,521.28

Finding the Fourth Proportional to 14,382.22, 21,572.85 and 4,521.28

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Solution

The fourth proportional to 14,382.22, 21,572.85 and 4,521.28 is: 6,781.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,382.22 : 21,572.85 = 4,521.28 : x
  2. Step 2: Convert to fraction form
    14,382.22/21,572.85 = 4,521.28/x
  3. Step 3: Cross multiply
    14,382.22x = 21,572.85 × 4,521.28
  4. Step 4: Simplify right side
    14,382.22x = 97,536,895.25
  5. Step 5: Solve for x
    x = 97,536,895.25/14,382.22
  6. Step 6: Final answer
    x = 6,781.77

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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.