Home / 40,008.20-59,955.96-30,611.84

Finding the Fourth Proportional to 40,008.20, 59,955.96 and 30,611.84

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Solution

The fourth proportional to 40,008.20, 59,955.96 and 30,611.84 is: 45,874.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,008.20 : 59,955.96 = 30,611.84 : x
  2. Step 2: Convert to fraction form
    40,008.20/59,955.96 = 30,611.84/x
  3. Step 3: Cross multiply
    40,008.20x = 59,955.96 × 30,611.84
  4. Step 4: Simplify right side
    40,008.20x = 1,835,362,254.57
  5. Step 5: Solve for x
    x = 1,835,362,254.57/40,008.20
  6. Step 6: Final answer
    x = 45,874.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.