Home / 22,024.66-30,385.38-12,588.16

Finding the Fourth Proportional to 22,024.66, 30,385.38 and 12,588.16

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Solution

The fourth proportional to 22,024.66, 30,385.38 and 12,588.16 is: 17,366.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,024.66 : 30,385.38 = 12,588.16 : x
  2. Step 2: Convert to fraction form
    22,024.66/30,385.38 = 12,588.16/x
  3. Step 3: Cross multiply
    22,024.66x = 30,385.38 × 12,588.16
  4. Step 4: Simplify right side
    22,024.66x = 382,496,025.10
  5. Step 5: Solve for x
    x = 382,496,025.10/22,024.66
  6. Step 6: Final answer
    x = 17,366.72

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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.