Home / 23,871.12-32,943.15-13,261.74

Finding the Fourth Proportional to 23,871.12, 32,943.15 and 13,261.74

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Solution

The fourth proportional to 23,871.12, 32,943.15 and 13,261.74 is: 18,301.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,871.12 : 32,943.15 = 13,261.74 : x
  2. Step 2: Convert to fraction form
    23,871.12/32,943.15 = 13,261.74/x
  3. Step 3: Cross multiply
    23,871.12x = 32,943.15 × 13,261.74
  4. Step 4: Simplify right side
    23,871.12x = 436,883,490.08
  5. Step 5: Solve for x
    x = 436,883,490.08/23,871.12
  6. Step 6: Final answer
    x = 18,301.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.