Home / 40,242.48-60,326.76-13,928.82

Finding the Fourth Proportional to 40,242.48, 60,326.76 and 13,928.82

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Solution

The fourth proportional to 40,242.48, 60,326.76 and 13,928.82 is: 20,880.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,242.48 : 60,326.76 = 13,928.82 : x
  2. Step 2: Convert to fraction form
    40,242.48/60,326.76 = 13,928.82/x
  3. Step 3: Cross multiply
    40,242.48x = 60,326.76 × 13,928.82
  4. Step 4: Simplify right side
    40,242.48x = 840,280,302.76
  5. Step 5: Solve for x
    x = 840,280,302.76/40,242.48
  6. Step 6: Final answer
    x = 20,880.43

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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.