Home / 23,663.79-32,655.26-13,455.92

Finding the Fourth Proportional to 23,663.79, 32,655.26 and 13,455.92

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Solution

The fourth proportional to 23,663.79, 32,655.26 and 13,455.92 is: 18,568.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,663.79 : 32,655.26 = 13,455.92 : x
  2. Step 2: Convert to fraction form
    23,663.79/32,655.26 = 13,455.92/x
  3. Step 3: Cross multiply
    23,663.79x = 32,655.26 × 13,455.92
  4. Step 4: Simplify right side
    23,663.79x = 439,406,681.42
  5. Step 5: Solve for x
    x = 439,406,681.42/23,663.79
  6. Step 6: Final answer
    x = 18,568.74

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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.