Home / 26,479.36-39,658.29-15,358.47

Finding the Fourth Proportional to 26,479.36, 39,658.29 and 15,358.47

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Solution

The fourth proportional to 26,479.36, 39,658.29 and 15,358.47 is: 23,002.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,479.36 : 39,658.29 = 15,358.47 : x
  2. Step 2: Convert to fraction form
    26,479.36/39,658.29 = 15,358.47/x
  3. Step 3: Cross multiply
    26,479.36x = 39,658.29 × 15,358.47
  4. Step 4: Simplify right side
    26,479.36x = 609,090,458.92
  5. Step 5: Solve for x
    x = 609,090,458.92/26,479.36
  6. Step 6: Final answer
    x = 23,002.46

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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.