Home / 48,165.15-72,248.26-21,512.50

Finding the Fourth Proportional to 48,165.15, 72,248.26 and 21,512.50

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Solution

The fourth proportional to 48,165.15, 72,248.26 and 21,512.50 is: 32,268.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,165.15 : 72,248.26 = 21,512.50 : x
  2. Step 2: Convert to fraction form
    48,165.15/72,248.26 = 21,512.50/x
  3. Step 3: Cross multiply
    48,165.15x = 72,248.26 × 21,512.50
  4. Step 4: Simplify right side
    48,165.15x = 1,554,240,224.45
  5. Step 5: Solve for x
    x = 1,554,240,224.45/48,165.15
  6. Step 6: Final answer
    x = 32,268.98

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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.