Home / 45,297.60-62,511.30-25,155.78

Finding the Fourth Proportional to 45,297.60, 62,511.30 and 25,155.78

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Solution

The fourth proportional to 45,297.60, 62,511.30 and 25,155.78 is: 34,715.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,297.60 : 62,511.30 = 25,155.78 : x
  2. Step 2: Convert to fraction form
    45,297.60/62,511.30 = 25,155.78/x
  3. Step 3: Cross multiply
    45,297.60x = 62,511.30 × 25,155.78
  4. Step 4: Simplify right side
    45,297.60x = 1,572,520,510.31
  5. Step 5: Solve for x
    x = 1,572,520,510.31/45,297.60
  6. Step 6: Final answer
    x = 34,715.32

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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.