Home / 26,054.46-39,085.79-8,520.19

Finding the Fourth Proportional to 26,054.46, 39,085.79 and 8,520.19

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Solution

The fourth proportional to 26,054.46, 39,085.79 and 8,520.19 is: 12,781.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,054.46 : 39,085.79 = 8,520.19 : x
  2. Step 2: Convert to fraction form
    26,054.46/39,085.79 = 8,520.19/x
  3. Step 3: Cross multiply
    26,054.46x = 39,085.79 × 8,520.19
  4. Step 4: Simplify right side
    26,054.46x = 333,018,264.71
  5. Step 5: Solve for x
    x = 333,018,264.71/26,054.46
  6. Step 6: Final answer
    x = 12,781.62

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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.