Home / 45,378.28-62,612.85-26,511.76

Finding the Fourth Proportional to 45,378.28, 62,612.85 and 26,511.76

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Solution

The fourth proportional to 45,378.28, 62,612.85 and 26,511.76 is: 36,580.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,378.28 : 62,612.85 = 26,511.76 : x
  2. Step 2: Convert to fraction form
    45,378.28/62,612.85 = 26,511.76/x
  3. Step 3: Cross multiply
    45,378.28x = 62,612.85 × 26,511.76
  4. Step 4: Simplify right side
    45,378.28x = 1,659,976,852.12
  5. Step 5: Solve for x
    x = 1,659,976,852.12/45,378.28
  6. Step 6: Final answer
    x = 36,580.87

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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.