Home / 15,562.48-23,343.40-3,875.80

Finding the Fourth Proportional to 15,562.48, 23,343.40 and 3,875.80

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Solution

The fourth proportional to 15,562.48, 23,343.40 and 3,875.80 is: 5,813.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,562.48 : 23,343.40 = 3,875.80 : x
  2. Step 2: Convert to fraction form
    15,562.48/23,343.40 = 3,875.80/x
  3. Step 3: Cross multiply
    15,562.48x = 23,343.40 × 3,875.80
  4. Step 4: Simplify right side
    15,562.48x = 90,474,349.72
  5. Step 5: Solve for x
    x = 90,474,349.72/15,562.48
  6. Step 6: Final answer
    x = 5,813.62

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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.