Home / 25,961.04-38,943.04-8,432.36

Finding the Fourth Proportional to 25,961.04, 38,943.04 and 8,432.36

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Solution

The fourth proportional to 25,961.04, 38,943.04 and 8,432.36 is: 12,649.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,961.04 : 38,943.04 = 8,432.36 : x
  2. Step 2: Convert to fraction form
    25,961.04/38,943.04 = 8,432.36/x
  3. Step 3: Cross multiply
    25,961.04x = 38,943.04 × 8,432.36
  4. Step 4: Simplify right side
    25,961.04x = 328,381,732.77
  5. Step 5: Solve for x
    x = 328,381,732.77/25,961.04
  6. Step 6: Final answer
    x = 12,649.02

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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.