Home / 40,770.16-56,240.02-25,657.20

Finding the Fourth Proportional to 40,770.16, 56,240.02 and 25,657.20

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Solution

The fourth proportional to 40,770.16, 56,240.02 and 25,657.20 is: 35,392.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,770.16 : 56,240.02 = 25,657.20 : x
  2. Step 2: Convert to fraction form
    40,770.16/56,240.02 = 25,657.20/x
  3. Step 3: Cross multiply
    40,770.16x = 56,240.02 × 25,657.20
  4. Step 4: Simplify right side
    40,770.16x = 1,442,961,441.14
  5. Step 5: Solve for x
    x = 1,442,961,441.14/40,770.16
  6. Step 6: Final answer
    x = 35,392.59

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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.