Home / 28,264.59-42,396.89-10,734.42

Finding the Fourth Proportional to 28,264.59, 42,396.89 and 10,734.42

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Solution

The fourth proportional to 28,264.59, 42,396.89 and 10,734.42 is: 16,101.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,264.59 : 42,396.89 = 10,734.42 : x
  2. Step 2: Convert to fraction form
    28,264.59/42,396.89 = 10,734.42/x
  3. Step 3: Cross multiply
    28,264.59x = 42,396.89 × 10,734.42
  4. Step 4: Simplify right side
    28,264.59x = 455,105,970.28
  5. Step 5: Solve for x
    x = 455,105,970.28/28,264.59
  6. Step 6: Final answer
    x = 16,101.63

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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.