Home / 45,874.31-63,280.89-28,872.23

Finding the Fourth Proportional to 45,874.31, 63,280.89 and 28,872.23

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Solution

The fourth proportional to 45,874.31, 63,280.89 and 28,872.23 is: 39,827.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,874.31 : 63,280.89 = 28,872.23 : x
  2. Step 2: Convert to fraction form
    45,874.31/63,280.89 = 28,872.23/x
  3. Step 3: Cross multiply
    45,874.31x = 63,280.89 × 28,872.23
  4. Step 4: Simplify right side
    45,874.31x = 1,827,060,094.28
  5. Step 5: Solve for x
    x = 1,827,060,094.28/45,874.31
  6. Step 6: Final answer
    x = 39,827.53

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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.