Home / 14,220.72-21,301.92-9,526.32

Finding the Fourth Proportional to 14,220.72, 21,301.92 and 9,526.32

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Solution

The fourth proportional to 14,220.72, 21,301.92 and 9,526.32 is: 14,269.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,220.72 : 21,301.92 = 9,526.32 : x
  2. Step 2: Convert to fraction form
    14,220.72/21,301.92 = 9,526.32/x
  3. Step 3: Cross multiply
    14,220.72x = 21,301.92 × 9,526.32
  4. Step 4: Simplify right side
    14,220.72x = 202,928,906.53
  5. Step 5: Solve for x
    x = 202,928,906.53/14,220.72
  6. Step 6: Final answer
    x = 14,269.95

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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.