Home / 26,470.29-39,705.45-8,940.15

Finding the Fourth Proportional to 26,470.29, 39,705.45 and 8,940.15

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Solution

The fourth proportional to 26,470.29, 39,705.45 and 8,940.15 is: 13,410.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,470.29 : 39,705.45 = 8,940.15 : x
  2. Step 2: Convert to fraction form
    26,470.29/39,705.45 = 8,940.15/x
  3. Step 3: Cross multiply
    26,470.29x = 39,705.45 × 8,940.15
  4. Step 4: Simplify right side
    26,470.29x = 354,972,678.82
  5. Step 5: Solve for x
    x = 354,972,678.82/26,470.29
  6. Step 6: Final answer
    x = 13,410.23

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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.