Home / 48,256.32-72,326.16-20,496

Finding the Fourth Proportional to 48,256.32, 72,326.16 and 20,496

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Solution

The fourth proportional to 48,256.32, 72,326.16 and 20,496 is: 30,719.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,256.32 : 72,326.16 = 20,496 : x
  2. Step 2: Convert to fraction form
    48,256.32/72,326.16 = 20,496/x
  3. Step 3: Cross multiply
    48,256.32x = 72,326.16 × 20,496
  4. Step 4: Simplify right side
    48,256.32x = 1,482,396,975.36
  5. Step 5: Solve for x
    x = 1,482,396,975.36/48,256.32
  6. Step 6: Final answer
    x = 30,719.23

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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.