Home / 23,681.17-32,678.70-13,602.55

Finding the Fourth Proportional to 23,681.17, 32,678.70 and 13,602.55

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Solution

The fourth proportional to 23,681.17, 32,678.70 and 13,602.55 is: 18,770.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,681.17 : 32,678.70 = 13,602.55 : x
  2. Step 2: Convert to fraction form
    23,681.17/32,678.70 = 13,602.55/x
  3. Step 3: Cross multiply
    23,681.17x = 32,678.70 × 13,602.55
  4. Step 4: Simplify right side
    23,681.17x = 444,513,650.69
  5. Step 5: Solve for x
    x = 444,513,650.69/23,681.17
  6. Step 6: Final answer
    x = 18,770.76

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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.