Home / 26,887.91-40,332.80-7,166.51

Finding the Fourth Proportional to 26,887.91, 40,332.80 and 7,166.51

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Solution

The fourth proportional to 26,887.91, 40,332.80 and 7,166.51 is: 10,750.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,887.91 : 40,332.80 = 7,166.51 : x
  2. Step 2: Convert to fraction form
    26,887.91/40,332.80 = 7,166.51/x
  3. Step 3: Cross multiply
    26,887.91x = 40,332.80 × 7,166.51
  4. Step 4: Simplify right side
    26,887.91x = 289,045,414.53
  5. Step 5: Solve for x
    x = 289,045,414.53/26,887.91
  6. Step 6: Final answer
    x = 10,750.01

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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.