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Finding the Fourth Proportional to 45,578.88, 62,888.76 and 26,447.58

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Solution

The fourth proportional to 45,578.88, 62,888.76 and 26,447.58 is: 36,491.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,578.88 : 62,888.76 = 26,447.58 : x
  2. Step 2: Convert to fraction form
    45,578.88/62,888.76 = 26,447.58/x
  3. Step 3: Cross multiply
    45,578.88x = 62,888.76 × 26,447.58
  4. Step 4: Simplify right side
    45,578.88x = 1,663,255,511.20
  5. Step 5: Solve for x
    x = 1,663,255,511.20/45,578.88
  6. Step 6: Final answer
    x = 36,491.80

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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.