Home / 48,285.04-72,429.08-15,005.28

Finding the Fourth Proportional to 48,285.04, 72,429.08 and 15,005.28

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Solution

The fourth proportional to 48,285.04, 72,429.08 and 15,005.28 is: 22,508.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,285.04 : 72,429.08 = 15,005.28 : x
  2. Step 2: Convert to fraction form
    48,285.04/72,429.08 = 15,005.28/x
  3. Step 3: Cross multiply
    48,285.04x = 72,429.08 × 15,005.28
  4. Step 4: Simplify right side
    48,285.04x = 1,086,818,625.54
  5. Step 5: Solve for x
    x = 1,086,818,625.54/48,285.04
  6. Step 6: Final answer
    x = 22,508.39

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1.5x scale

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.