Home / 47,087.76-64,981.92-25,867.92

Finding the Fourth Proportional to 47,087.76, 64,981.92 and 25,867.92

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Solution

The fourth proportional to 47,087.76, 64,981.92 and 25,867.92 is: 35,698.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,087.76 : 64,981.92 = 25,867.92 : x
  2. Step 2: Convert to fraction form
    47,087.76/64,981.92 = 25,867.92/x
  3. Step 3: Cross multiply
    47,087.76x = 64,981.92 × 25,867.92
  4. Step 4: Simplify right side
    47,087.76x = 1,680,947,108.01
  5. Step 5: Solve for x
    x = 1,680,947,108.01/47,087.76
  6. Step 6: Final answer
    x = 35,698.18

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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.