Home / 26,428.48-39,658.71-10,637.02

Finding the Fourth Proportional to 26,428.48, 39,658.71 and 10,637.02

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Solution

The fourth proportional to 26,428.48, 39,658.71 and 10,637.02 is: 15,961.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,428.48 : 39,658.71 = 10,637.02 : x
  2. Step 2: Convert to fraction form
    26,428.48/39,658.71 = 10,637.02/x
  3. Step 3: Cross multiply
    26,428.48x = 39,658.71 × 10,637.02
  4. Step 4: Simplify right side
    26,428.48x = 421,850,580.91
  5. Step 5: Solve for x
    x = 421,850,580.91/26,428.48
  6. Step 6: Final answer
    x = 15,961.97

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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.