Home / 48,243.12-72,338.64-14,948.88

Finding the Fourth Proportional to 48,243.12, 72,338.64 and 14,948.88

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Solution

The fourth proportional to 48,243.12, 72,338.64 and 14,948.88 is: 22,415.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,243.12 : 72,338.64 = 14,948.88 : x
  2. Step 2: Convert to fraction form
    48,243.12/72,338.64 = 14,948.88/x
  3. Step 3: Cross multiply
    48,243.12x = 72,338.64 × 14,948.88
  4. Step 4: Simplify right side
    48,243.12x = 1,081,381,648.72
  5. Step 5: Solve for x
    x = 1,081,381,648.72/48,243.12
  6. Step 6: Final answer
    x = 22,415.25

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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.