Home / 48,328.60-72,501-15,040.84

Finding the Fourth Proportional to 48,328.60, 72,501 and 15,040.84

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Solution

The fourth proportional to 48,328.60, 72,501 and 15,040.84 is: 22,563.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,328.60 : 72,501 = 15,040.84 : x
  2. Step 2: Convert to fraction form
    48,328.60/72,501 = 15,040.84/x
  3. Step 3: Cross multiply
    48,328.60x = 72,501 × 15,040.84
  4. Step 4: Simplify right side
    48,328.60x = 1,090,475,940.84
  5. Step 5: Solve for x
    x = 1,090,475,940.84/48,328.60
  6. Step 6: Final answer
    x = 22,563.78

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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.