Home / 28,310.12-42,462.57-9,588.01

Finding the Fourth Proportional to 28,310.12, 42,462.57 and 9,588.01

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Solution

The fourth proportional to 28,310.12, 42,462.57 and 9,588.01 is: 14,381.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,310.12 : 42,462.57 = 9,588.01 : x
  2. Step 2: Convert to fraction form
    28,310.12/42,462.57 = 9,588.01/x
  3. Step 3: Cross multiply
    28,310.12x = 42,462.57 × 9,588.01
  4. Step 4: Simplify right side
    28,310.12x = 407,131,545.79
  5. Step 5: Solve for x
    x = 407,131,545.79/28,310.12
  6. Step 6: Final answer
    x = 14,381.13

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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.