Home / 26,257.48-39,374.70-9,613.20

Finding the Fourth Proportional to 26,257.48, 39,374.70 and 9,613.20

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Solution

The fourth proportional to 26,257.48, 39,374.70 and 9,613.20 is: 14,415.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,257.48 : 39,374.70 = 9,613.20 : x
  2. Step 2: Convert to fraction form
    26,257.48/39,374.70 = 9,613.20/x
  3. Step 3: Cross multiply
    26,257.48x = 39,374.70 × 9,613.20
  4. Step 4: Simplify right side
    26,257.48x = 378,516,866.04
  5. Step 5: Solve for x
    x = 378,516,866.04/26,257.48
  6. Step 6: Final answer
    x = 14,415.58

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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.