Home / 14,385.52-21,575.04-9,386.20

Finding the Fourth Proportional to 14,385.52, 21,575.04 and 9,386.20

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Solution

The fourth proportional to 14,385.52, 21,575.04 and 9,386.20 is: 14,077.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,385.52 : 21,575.04 = 9,386.20 : x
  2. Step 2: Convert to fraction form
    14,385.52/21,575.04 = 9,386.20/x
  3. Step 3: Cross multiply
    14,385.52x = 21,575.04 × 9,386.20
  4. Step 4: Simplify right side
    14,385.52x = 202,507,640.45
  5. Step 5: Solve for x
    x = 202,507,640.45/14,385.52
  6. Step 6: Final answer
    x = 14,077.19

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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.