Home / 52,678.28-79,000.95-17,609.74

Finding the Fourth Proportional to 52,678.28, 79,000.95 and 17,609.74

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Solution

The fourth proportional to 52,678.28, 79,000.95 and 17,609.74 is: 26,409.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,678.28 : 79,000.95 = 17,609.74 : x
  2. Step 2: Convert to fraction form
    52,678.28/79,000.95 = 17,609.74/x
  3. Step 3: Cross multiply
    52,678.28x = 79,000.95 × 17,609.74
  4. Step 4: Simplify right side
    52,678.28x = 1,391,186,189.25
  5. Step 5: Solve for x
    x = 1,391,186,189.25/52,678.28
  6. Step 6: Final answer
    x = 26,409.10

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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.