Home / 15,871.20-23,807.13-5,341.53

Finding the Fourth Proportional to 15,871.20, 23,807.13 and 5,341.53

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Solution

The fourth proportional to 15,871.20, 23,807.13 and 5,341.53 is: 8,012.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,871.20 : 23,807.13 = 5,341.53 : x
  2. Step 2: Convert to fraction form
    15,871.20/23,807.13 = 5,341.53/x
  3. Step 3: Cross multiply
    15,871.20x = 23,807.13 × 5,341.53
  4. Step 4: Simplify right side
    15,871.20x = 127,166,499.11
  5. Step 5: Solve for x
    x = 127,166,499.11/15,871.20
  6. Step 6: Final answer
    x = 8,012.41

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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.