Home / 40,214.07-60,321.11-13,904.46

Finding the Fourth Proportional to 40,214.07, 60,321.11 and 13,904.46

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Solution

The fourth proportional to 40,214.07, 60,321.11 and 13,904.46 is: 20,856.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,214.07 : 60,321.11 = 13,904.46 : x
  2. Step 2: Convert to fraction form
    40,214.07/60,321.11 = 13,904.46/x
  3. Step 3: Cross multiply
    40,214.07x = 60,321.11 × 13,904.46
  4. Step 4: Simplify right side
    40,214.07x = 838,732,391.63
  5. Step 5: Solve for x
    x = 838,732,391.63/40,214.07
  6. Step 6: Final answer
    x = 20,856.69

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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.