Home / 26,409.11-36,432.38-15,224.63

Finding the Fourth Proportional to 26,409.11, 36,432.38 and 15,224.63

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Solution

The fourth proportional to 26,409.11, 36,432.38 and 15,224.63 is: 21,002.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,409.11 : 36,432.38 = 15,224.63 : x
  2. Step 2: Convert to fraction form
    26,409.11/36,432.38 = 15,224.63/x
  3. Step 3: Cross multiply
    26,409.11x = 36,432.38 × 15,224.63
  4. Step 4: Simplify right side
    26,409.11x = 554,669,361.42
  5. Step 5: Solve for x
    x = 554,669,361.42/26,409.11
  6. Step 6: Final answer
    x = 21,002.96

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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.