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Finding the Fourth Proportional to 48,293.52, 72,443.52 and 13,230.24

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Solution

The fourth proportional to 48,293.52, 72,443.52 and 13,230.24 is: 19,846.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,293.52 : 72,443.52 = 13,230.24 : x
  2. Step 2: Convert to fraction form
    48,293.52/72,443.52 = 13,230.24/x
  3. Step 3: Cross multiply
    48,293.52x = 72,443.52 × 13,230.24
  4. Step 4: Simplify right side
    48,293.52x = 958,445,156.04
  5. Step 5: Solve for x
    x = 958,445,156.04/48,293.52
  6. Step 6: Final answer
    x = 19,846.25

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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.