Home / 26,401.06-39,616.98-9,772.66

Finding the Fourth Proportional to 26,401.06, 39,616.98 and 9,772.66

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Solution

The fourth proportional to 26,401.06, 39,616.98 and 9,772.66 is: 14,664.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,401.06 : 39,616.98 = 9,772.66 : x
  2. Step 2: Convert to fraction form
    26,401.06/39,616.98 = 9,772.66/x
  3. Step 3: Cross multiply
    26,401.06x = 39,616.98 × 9,772.66
  4. Step 4: Simplify right side
    26,401.06x = 387,163,275.77
  5. Step 5: Solve for x
    x = 387,163,275.77/26,401.06
  6. Step 6: Final answer
    x = 14,664.69

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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.