Home / 48,273.47-72,421.16-17,108.72

Finding the Fourth Proportional to 48,273.47, 72,421.16 and 17,108.72

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Solution

The fourth proportional to 48,273.47, 72,421.16 and 17,108.72 is: 25,666.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,273.47 : 72,421.16 = 17,108.72 : x
  2. Step 2: Convert to fraction form
    48,273.47/72,421.16 = 17,108.72/x
  3. Step 3: Cross multiply
    48,273.47x = 72,421.16 × 17,108.72
  4. Step 4: Simplify right side
    48,273.47x = 1,239,033,172.45
  5. Step 5: Solve for x
    x = 1,239,033,172.45/48,273.47
  6. Step 6: Final answer
    x = 25,666.96

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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.