Home / 40,275.32-60,397.58-13,251.34

Finding the Fourth Proportional to 40,275.32, 60,397.58 and 13,251.34

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Solution

The fourth proportional to 40,275.32, 60,397.58 and 13,251.34 is: 19,871.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,275.32 : 60,397.58 = 13,251.34 : x
  2. Step 2: Convert to fraction form
    40,275.32/60,397.58 = 13,251.34/x
  3. Step 3: Cross multiply
    40,275.32x = 60,397.58 × 13,251.34
  4. Step 4: Simplify right side
    40,275.32x = 800,348,867.76
  5. Step 5: Solve for x
    x = 800,348,867.76/40,275.32
  6. Step 6: Final answer
    x = 19,871.94

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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.