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Finding the Fourth Proportional to 14,354.01, 21,531.02 and 9,411.39

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Solution

The fourth proportional to 14,354.01, 21,531.02 and 9,411.39 is: 14,117.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,354.01 : 21,531.02 = 9,411.39 : x
  2. Step 2: Convert to fraction form
    14,354.01/21,531.02 = 9,411.39/x
  3. Step 3: Cross multiply
    14,354.01x = 21,531.02 × 9,411.39
  4. Step 4: Simplify right side
    14,354.01x = 202,636,779.26
  5. Step 5: Solve for x
    x = 202,636,779.26/14,354.01
  6. Step 6: Final answer
    x = 14,117.09

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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.