Home / 15,379.38-23,070.02-4,849.76

Finding the Fourth Proportional to 15,379.38, 23,070.02 and 4,849.76

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Solution

The fourth proportional to 15,379.38, 23,070.02 and 4,849.76 is: 7,274.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,379.38 : 23,070.02 = 4,849.76 : x
  2. Step 2: Convert to fraction form
    15,379.38/23,070.02 = 4,849.76/x
  3. Step 3: Cross multiply
    15,379.38x = 23,070.02 × 4,849.76
  4. Step 4: Simplify right side
    15,379.38x = 111,884,060.20
  5. Step 5: Solve for x
    x = 111,884,060.20/15,379.38
  6. Step 6: Final answer
    x = 7,274.94

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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.