Home / 32,108.13-48,181.65-13,640.13

Finding the Fourth Proportional to 32,108.13, 48,181.65 and 13,640.13

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Solution

The fourth proportional to 32,108.13, 48,181.65 and 13,640.13 is: 20,468.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,108.13 : 48,181.65 = 13,640.13 : x
  2. Step 2: Convert to fraction form
    32,108.13/48,181.65 = 13,640.13/x
  3. Step 3: Cross multiply
    32,108.13x = 48,181.65 × 13,640.13
  4. Step 4: Simplify right side
    32,108.13x = 657,203,969.61
  5. Step 5: Solve for x
    x = 657,203,969.61/32,108.13
  6. Step 6: Final answer
    x = 20,468.46

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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.