Home / 17,689.50-24,412.08-9,732.30

Finding the Fourth Proportional to 17,689.50, 24,412.08 and 9,732.30

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Solution

The fourth proportional to 17,689.50, 24,412.08 and 9,732.30 is: 13,430.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,689.50 : 24,412.08 = 9,732.30 : x
  2. Step 2: Convert to fraction form
    17,689.50/24,412.08 = 9,732.30/x
  3. Step 3: Cross multiply
    17,689.50x = 24,412.08 × 9,732.30
  4. Step 4: Simplify right side
    17,689.50x = 237,585,686.18
  5. Step 5: Solve for x
    x = 237,585,686.18/17,689.50
  6. Step 6: Final answer
    x = 13,430.89

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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.