Home / 15,659.49-23,447.21-12,248.46

Finding the Fourth Proportional to 15,659.49, 23,447.21 and 12,248.46

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Solution

The fourth proportional to 15,659.49, 23,447.21 and 12,248.46 is: 18,339.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,659.49 : 23,447.21 = 12,248.46 : x
  2. Step 2: Convert to fraction form
    15,659.49/23,447.21 = 12,248.46/x
  3. Step 3: Cross multiply
    15,659.49x = 23,447.21 × 12,248.46
  4. Step 4: Simplify right side
    15,659.49x = 287,192,152.55
  5. Step 5: Solve for x
    x = 287,192,152.55/15,659.49
  6. Step 6: Final answer
    x = 18,339.82

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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.