Home / 40,586.32-56,044.80-25,505.20

Finding the Fourth Proportional to 40,586.32, 56,044.80 and 25,505.20

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Solution

The fourth proportional to 40,586.32, 56,044.80 and 25,505.20 is: 35,219.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,586.32 : 56,044.80 = 25,505.20 : x
  2. Step 2: Convert to fraction form
    40,586.32/56,044.80 = 25,505.20/x
  3. Step 3: Cross multiply
    40,586.32x = 56,044.80 × 25,505.20
  4. Step 4: Simplify right side
    40,586.32x = 1,429,433,832.96
  5. Step 5: Solve for x
    x = 1,429,433,832.96/40,586.32
  6. Step 6: Final answer
    x = 35,219.60

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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.