Home / 26,398.72-39,585.70-15,308.56

Finding the Fourth Proportional to 26,398.72, 39,585.70 and 15,308.56

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Solution

The fourth proportional to 26,398.72, 39,585.70 and 15,308.56 is: 22,955.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,398.72 : 39,585.70 = 15,308.56 : x
  2. Step 2: Convert to fraction form
    26,398.72/39,585.70 = 15,308.56/x
  3. Step 3: Cross multiply
    26,398.72x = 39,585.70 × 15,308.56
  4. Step 4: Simplify right side
    26,398.72x = 606,000,063.59
  5. Step 5: Solve for x
    x = 606,000,063.59/26,398.72
  6. Step 6: Final answer
    x = 22,955.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.