Home / 19,440.24-29,158.41-6,959.76

Finding the Fourth Proportional to 19,440.24, 29,158.41 and 6,959.76

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Solution

The fourth proportional to 19,440.24, 29,158.41 and 6,959.76 is: 10,438.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,440.24 : 29,158.41 = 6,959.76 : x
  2. Step 2: Convert to fraction form
    19,440.24/29,158.41 = 6,959.76/x
  3. Step 3: Cross multiply
    19,440.24x = 29,158.41 × 6,959.76
  4. Step 4: Simplify right side
    19,440.24x = 202,935,535.58
  5. Step 5: Solve for x
    x = 202,935,535.58/19,440.24
  6. Step 6: Final answer
    x = 10,438.94

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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.