Home / 26,470.02-36,536.40-15,145.95

Finding the Fourth Proportional to 26,470.02, 36,536.40 and 15,145.95

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Solution

The fourth proportional to 26,470.02, 36,536.40 and 15,145.95 is: 20,905.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,470.02 : 36,536.40 = 15,145.95 : x
  2. Step 2: Convert to fraction form
    26,470.02/36,536.40 = 15,145.95/x
  3. Step 3: Cross multiply
    26,470.02x = 36,536.40 × 15,145.95
  4. Step 4: Simplify right side
    26,470.02x = 553,378,487.58
  5. Step 5: Solve for x
    x = 553,378,487.58/26,470.02
  6. Step 6: Final answer
    x = 20,905.86

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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.