Home / 47,087.20-64,981.02-25,866.28

Finding the Fourth Proportional to 47,087.20, 64,981.02 and 25,866.28

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Solution

The fourth proportional to 47,087.20, 64,981.02 and 25,866.28 is: 35,695.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,087.20 : 64,981.02 = 25,866.28 : x
  2. Step 2: Convert to fraction form
    47,087.20/64,981.02 = 25,866.28/x
  3. Step 3: Cross multiply
    47,087.20x = 64,981.02 × 25,866.28
  4. Step 4: Simplify right side
    47,087.20x = 1,680,817,258.01
  5. Step 5: Solve for x
    x = 1,680,817,258.01/47,087.20
  6. Step 6: Final answer
    x = 35,695.84

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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.