Home / 26,376.71-36,400.88-15,048.05

Finding the Fourth Proportional to 26,376.71, 36,400.88 and 15,048.05

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Solution

The fourth proportional to 26,376.71, 36,400.88 and 15,048.05 is: 20,766.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,376.71 : 36,400.88 = 15,048.05 : x
  2. Step 2: Convert to fraction form
    26,376.71/36,400.88 = 15,048.05/x
  3. Step 3: Cross multiply
    26,376.71x = 36,400.88 × 15,048.05
  4. Step 4: Simplify right side
    26,376.71x = 547,762,262.28
  5. Step 5: Solve for x
    x = 547,762,262.28/26,376.71
  6. Step 6: Final answer
    x = 20,766.89

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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.