Home / 45,855.76-63,280.20-25,712.62

Finding the Fourth Proportional to 45,855.76, 63,280.20 and 25,712.62

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Solution

The fourth proportional to 45,855.76, 63,280.20 and 25,712.62 is: 35,483.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,855.76 : 63,280.20 = 25,712.62 : x
  2. Step 2: Convert to fraction form
    45,855.76/63,280.20 = 25,712.62/x
  3. Step 3: Cross multiply
    45,855.76x = 63,280.20 × 25,712.62
  4. Step 4: Simplify right side
    45,855.76x = 1,627,099,736.12
  5. Step 5: Solve for x
    x = 1,627,099,736.12/45,855.76
  6. Step 6: Final answer
    x = 35,483.00

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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.