Home / 15,655.41-23,427.23-13,599.63

Finding the Fourth Proportional to 15,655.41, 23,427.23 and 13,599.63

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Solution

The fourth proportional to 15,655.41, 23,427.23 and 13,599.63 is: 20,350.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,655.41 : 23,427.23 = 13,599.63 : x
  2. Step 2: Convert to fraction form
    15,655.41/23,427.23 = 13,599.63/x
  3. Step 3: Cross multiply
    15,655.41x = 23,427.23 × 13,599.63
  4. Step 4: Simplify right side
    15,655.41x = 318,601,591.93
  5. Step 5: Solve for x
    x = 318,601,591.93/15,655.41
  6. Step 6: Final answer
    x = 20,350.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.