Home / 26,147.76-36,086.04-14,970.48

Finding the Fourth Proportional to 26,147.76, 36,086.04 and 14,970.48

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Solution

The fourth proportional to 26,147.76, 36,086.04 and 14,970.48 is: 20,660.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,147.76 : 36,086.04 = 14,970.48 : x
  2. Step 2: Convert to fraction form
    26,147.76/36,086.04 = 14,970.48/x
  3. Step 3: Cross multiply
    26,147.76x = 36,086.04 × 14,970.48
  4. Step 4: Simplify right side
    26,147.76x = 540,225,340.10
  5. Step 5: Solve for x
    x = 540,225,340.10/26,147.76
  6. Step 6: Final answer
    x = 20,660.48

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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.