Home / 26,422.17-39,637.36-8,890.63

Finding the Fourth Proportional to 26,422.17, 39,637.36 and 8,890.63

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Solution

The fourth proportional to 26,422.17, 39,637.36 and 8,890.63 is: 13,337.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,422.17 : 39,637.36 = 8,890.63 : x
  2. Step 2: Convert to fraction form
    26,422.17/39,637.36 = 8,890.63/x
  3. Step 3: Cross multiply
    26,422.17x = 39,637.36 × 8,890.63
  4. Step 4: Simplify right side
    26,422.17x = 352,401,178.80
  5. Step 5: Solve for x
    x = 352,401,178.80/26,422.17
  6. Step 6: Final answer
    x = 13,337.33

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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.