Home / 40,498.08-55,888.45-25,389.32

Finding the Fourth Proportional to 40,498.08, 55,888.45 and 25,389.32

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Solution

The fourth proportional to 40,498.08, 55,888.45 and 25,389.32 is: 35,037.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,498.08 : 55,888.45 = 25,389.32 : x
  2. Step 2: Convert to fraction form
    40,498.08/55,888.45 = 25,389.32/x
  3. Step 3: Cross multiply
    40,498.08x = 55,888.45 × 25,389.32
  4. Step 4: Simplify right side
    40,498.08x = 1,418,969,944.55
  5. Step 5: Solve for x
    x = 1,418,969,944.55/40,498.08
  6. Step 6: Final answer
    x = 35,037.96

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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.