Home / 26,088.49-39,138.39-8,557.66

Finding the Fourth Proportional to 26,088.49, 39,138.39 and 8,557.66

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Solution

The fourth proportional to 26,088.49, 39,138.39 and 8,557.66 is: 12,838.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,088.49 : 39,138.39 = 8,557.66 : x
  2. Step 2: Convert to fraction form
    26,088.49/39,138.39 = 8,557.66/x
  3. Step 3: Cross multiply
    26,088.49x = 39,138.39 × 8,557.66
  4. Step 4: Simplify right side
    26,088.49x = 334,933,034.57
  5. Step 5: Solve for x
    x = 334,933,034.57/26,088.49
  6. Step 6: Final answer
    x = 12,838.34

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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.