Home / 63,490.41-87,612.20-34,805.49

Finding the Fourth Proportional to 63,490.41, 87,612.20 and 34,805.49

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Solution

The fourth proportional to 63,490.41, 87,612.20 and 34,805.49 is: 48,029.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,490.41 : 87,612.20 = 34,805.49 : x
  2. Step 2: Convert to fraction form
    63,490.41/87,612.20 = 34,805.49/x
  3. Step 3: Cross multiply
    63,490.41x = 87,612.20 × 34,805.49
  4. Step 4: Simplify right side
    63,490.41x = 3,049,385,376.95
  5. Step 5: Solve for x
    x = 3,049,385,376.95/63,490.41
  6. Step 6: Final answer
    x = 48,029.07

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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.