Home / 48,623.32-72,935.46-13,565.56

Finding the Fourth Proportional to 48,623.32, 72,935.46 and 13,565.56

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Solution

The fourth proportional to 48,623.32, 72,935.46 and 13,565.56 is: 20,348.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,623.32 : 72,935.46 = 13,565.56 : x
  2. Step 2: Convert to fraction form
    48,623.32/72,935.46 = 13,565.56/x
  3. Step 3: Cross multiply
    48,623.32x = 72,935.46 × 13,565.56
  4. Step 4: Simplify right side
    48,623.32x = 989,410,358.76
  5. Step 5: Solve for x
    x = 989,410,358.76/48,623.32
  6. Step 6: Final answer
    x = 20,348.47

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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.