Home / 15,931.96-23,889.18-12,224.92

Finding the Fourth Proportional to 15,931.96, 23,889.18 and 12,224.92

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Solution

The fourth proportional to 15,931.96, 23,889.18 and 12,224.92 is: 18,330.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,931.96 : 23,889.18 = 12,224.92 : x
  2. Step 2: Convert to fraction form
    15,931.96/23,889.18 = 12,224.92/x
  3. Step 3: Cross multiply
    15,931.96x = 23,889.18 × 12,224.92
  4. Step 4: Simplify right side
    15,931.96x = 292,043,314.37
  5. Step 5: Solve for x
    x = 292,043,314.37/15,931.96
  6. Step 6: Final answer
    x = 18,330.66

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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.