Home / 23,276.63-32,119.15-13,715.90

Finding the Fourth Proportional to 23,276.63, 32,119.15 and 13,715.90

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Solution

The fourth proportional to 23,276.63, 32,119.15 and 13,715.90 is: 18,926.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,276.63 : 32,119.15 = 13,715.90 : x
  2. Step 2: Convert to fraction form
    23,276.63/32,119.15 = 13,715.90/x
  3. Step 3: Cross multiply
    23,276.63x = 32,119.15 × 13,715.90
  4. Step 4: Simplify right side
    23,276.63x = 440,543,010.65
  5. Step 5: Solve for x
    x = 440,543,010.65/23,276.63
  6. Step 6: Final answer
    x = 18,926.40

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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.