Home / 26,686.48-40,024.87-10,887.43

Finding the Fourth Proportional to 26,686.48, 40,024.87 and 10,887.43

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Solution

The fourth proportional to 26,686.48, 40,024.87 and 10,887.43 is: 16,329.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,686.48 : 40,024.87 = 10,887.43 : x
  2. Step 2: Convert to fraction form
    26,686.48/40,024.87 = 10,887.43/x
  3. Step 3: Cross multiply
    26,686.48x = 40,024.87 × 10,887.43
  4. Step 4: Simplify right side
    26,686.48x = 435,767,970.38
  5. Step 5: Solve for x
    x = 435,767,970.38/26,686.48
  6. Step 6: Final answer
    x = 16,329.17

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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.