Home / 23,719.08-32,726.42-13,507.80

Finding the Fourth Proportional to 23,719.08, 32,726.42 and 13,507.80

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Solution

The fourth proportional to 23,719.08, 32,726.42 and 13,507.80 is: 18,637.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,719.08 : 32,726.42 = 13,507.80 : x
  2. Step 2: Convert to fraction form
    23,719.08/32,726.42 = 13,507.80/x
  3. Step 3: Cross multiply
    23,719.08x = 32,726.42 × 13,507.80
  4. Step 4: Simplify right side
    23,719.08x = 442,061,936.08
  5. Step 5: Solve for x
    x = 442,061,936.08/23,719.08
  6. Step 6: Final answer
    x = 18,637.40

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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.