Home / 26,424.48-39,649.72-10,628.88

Finding the Fourth Proportional to 26,424.48, 39,649.72 and 10,628.88

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Solution

The fourth proportional to 26,424.48, 39,649.72 and 10,628.88 is: 15,948.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,424.48 : 39,649.72 = 10,628.88 : x
  2. Step 2: Convert to fraction form
    26,424.48/39,649.72 = 10,628.88/x
  3. Step 3: Cross multiply
    26,424.48x = 39,649.72 × 10,628.88
  4. Step 4: Simplify right side
    26,424.48x = 421,432,115.91
  5. Step 5: Solve for x
    x = 421,432,115.91/26,424.48
  6. Step 6: Final answer
    x = 15,948.55

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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.