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Finding the Fourth Proportional to 14,363.16, 21,523.98 and 9,916.26

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Solution

The fourth proportional to 14,363.16, 21,523.98 and 9,916.26 is: 14,860.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,363.16 : 21,523.98 = 9,916.26 : x
  2. Step 2: Convert to fraction form
    14,363.16/21,523.98 = 9,916.26/x
  3. Step 3: Cross multiply
    14,363.16x = 21,523.98 × 9,916.26
  4. Step 4: Simplify right side
    14,363.16x = 213,437,381.91
  5. Step 5: Solve for x
    x = 213,437,381.91/14,363.16
  6. Step 6: Final answer
    x = 14,860.06

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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.