Home / 38,280.89-52,867.97-34,106.45

Finding the Fourth Proportional to 38,280.89, 52,867.97 and 34,106.45

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Solution

The fourth proportional to 38,280.89, 52,867.97 and 34,106.45 is: 47,102.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,280.89 : 52,867.97 = 34,106.45 : x
  2. Step 2: Convert to fraction form
    38,280.89/52,867.97 = 34,106.45/x
  3. Step 3: Cross multiply
    38,280.89x = 52,867.97 × 34,106.45
  4. Step 4: Simplify right side
    38,280.89x = 1,803,138,765.82
  5. Step 5: Solve for x
    x = 1,803,138,765.82/38,280.89
  6. Step 6: Final answer
    x = 47,102.85

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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.