Home / 40,380.30-60,570.45-14,076.30

Finding the Fourth Proportional to 40,380.30, 60,570.45 and 14,076.30

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Solution

The fourth proportional to 40,380.30, 60,570.45 and 14,076.30 is: 21,114.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,380.30 : 60,570.45 = 14,076.30 : x
  2. Step 2: Convert to fraction form
    40,380.30/60,570.45 = 14,076.30/x
  3. Step 3: Cross multiply
    40,380.30x = 60,570.45 × 14,076.30
  4. Step 4: Simplify right side
    40,380.30x = 852,607,825.34
  5. Step 5: Solve for x
    x = 852,607,825.34/40,380.30
  6. Step 6: Final answer
    x = 21,114.45

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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.