Home / 23,676.55-32,665.28-15,625.36

Finding the Fourth Proportional to 23,676.55, 32,665.28 and 15,625.36

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Solution

The fourth proportional to 23,676.55, 32,665.28 and 15,625.36 is: 21,557.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,676.55 : 32,665.28 = 15,625.36 : x
  2. Step 2: Convert to fraction form
    23,676.55/32,665.28 = 15,625.36/x
  3. Step 3: Cross multiply
    23,676.55x = 32,665.28 × 15,625.36
  4. Step 4: Simplify right side
    23,676.55x = 510,406,538.46
  5. Step 5: Solve for x
    x = 510,406,538.46/23,676.55
  6. Step 6: Final answer
    x = 21,557.47

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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.