Home / 10,482.14-15,732.61-9,369.80

Finding the Fourth Proportional to 10,482.14, 15,732.61 and 9,369.80

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Solution

The fourth proportional to 10,482.14, 15,732.61 and 9,369.80 is: 14,063.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,482.14 : 15,732.61 = 9,369.80 : x
  2. Step 2: Convert to fraction form
    10,482.14/15,732.61 = 9,369.80/x
  3. Step 3: Cross multiply
    10,482.14x = 15,732.61 × 9,369.80
  4. Step 4: Simplify right side
    10,482.14x = 147,411,409.18
  5. Step 5: Solve for x
    x = 147,411,409.18/10,482.14
  6. Step 6: Final answer
    x = 14,063.10

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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.