Home / 40,063.64-55,287.55-22,157.99

Finding the Fourth Proportional to 40,063.64, 55,287.55 and 22,157.99

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Solution

The fourth proportional to 40,063.64, 55,287.55 and 22,157.99 is: 30,577.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,063.64 : 55,287.55 = 22,157.99 : x
  2. Step 2: Convert to fraction form
    40,063.64/55,287.55 = 22,157.99/x
  3. Step 3: Cross multiply
    40,063.64x = 55,287.55 × 22,157.99
  4. Step 4: Simplify right side
    40,063.64x = 1,225,060,592.80
  5. Step 5: Solve for x
    x = 1,225,060,592.80/40,063.64
  6. Step 6: Final answer
    x = 30,577.87

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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.