Home / 29,384.15-40,549.71-15,955.92

Finding the Fourth Proportional to 29,384.15, 40,549.71 and 15,955.92

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Solution

The fourth proportional to 29,384.15, 40,549.71 and 15,955.92 is: 22,018.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,384.15 : 40,549.71 = 15,955.92 : x
  2. Step 2: Convert to fraction form
    29,384.15/40,549.71 = 15,955.92/x
  3. Step 3: Cross multiply
    29,384.15x = 40,549.71 × 15,955.92
  4. Step 4: Simplify right side
    29,384.15x = 647,007,928.78
  5. Step 5: Solve for x
    x = 647,007,928.78/29,384.15
  6. Step 6: Final answer
    x = 22,018.95

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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.