Home / 10,089.93-15,159.51-9,530.43

Finding the Fourth Proportional to 10,089.93, 15,159.51 and 9,530.43

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Solution

The fourth proportional to 10,089.93, 15,159.51 and 9,530.43 is: 14,318.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,089.93 : 15,159.51 = 9,530.43 : x
  2. Step 2: Convert to fraction form
    10,089.93/15,159.51 = 9,530.43/x
  3. Step 3: Cross multiply
    10,089.93x = 15,159.51 × 9,530.43
  4. Step 4: Simplify right side
    10,089.93x = 144,476,648.89
  5. Step 5: Solve for x
    x = 144,476,648.89/10,089.93
  6. Step 6: Final answer
    x = 14,318.90

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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.