Home / 10,587.16-15,834.10-9,425.40

Finding the Fourth Proportional to 10,587.16, 15,834.10 and 9,425.40

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Solution

The fourth proportional to 10,587.16, 15,834.10 and 9,425.40 is: 14,096.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,587.16 : 15,834.10 = 9,425.40 : x
  2. Step 2: Convert to fraction form
    10,587.16/15,834.10 = 9,425.40/x
  3. Step 3: Cross multiply
    10,587.16x = 15,834.10 × 9,425.40
  4. Step 4: Simplify right side
    10,587.16x = 149,242,726.14
  5. Step 5: Solve for x
    x = 149,242,726.14/10,587.16
  6. Step 6: Final answer
    x = 14,096.58

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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.