Home / 26,238.47-39,349.13-8,703.59

Finding the Fourth Proportional to 26,238.47, 39,349.13 and 8,703.59

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Solution

The fourth proportional to 26,238.47, 39,349.13 and 8,703.59 is: 13,052.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,238.47 : 39,349.13 = 8,703.59 : x
  2. Step 2: Convert to fraction form
    26,238.47/39,349.13 = 8,703.59/x
  3. Step 3: Cross multiply
    26,238.47x = 39,349.13 × 8,703.59
  4. Step 4: Simplify right side
    26,238.47x = 342,478,454.11
  5. Step 5: Solve for x
    x = 342,478,454.11/26,238.47
  6. Step 6: Final answer
    x = 13,052.53

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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.