Home / 48,663.86-72,996.40-15,386.84

Finding the Fourth Proportional to 48,663.86, 72,996.40 and 15,386.84

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Solution

The fourth proportional to 48,663.86, 72,996.40 and 15,386.84 is: 23,080.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,663.86 : 72,996.40 = 15,386.84 : x
  2. Step 2: Convert to fraction form
    48,663.86/72,996.40 = 15,386.84/x
  3. Step 3: Cross multiply
    48,663.86x = 72,996.40 × 15,386.84
  4. Step 4: Simplify right side
    48,663.86x = 1,123,183,671.70
  5. Step 5: Solve for x
    x = 1,123,183,671.70/48,663.86
  6. Step 6: Final answer
    x = 23,080.45

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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.