Home / 26,887.36-40,333.08-7,165.84

Finding the Fourth Proportional to 26,887.36, 40,333.08 and 7,165.84

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Solution

The fourth proportional to 26,887.36, 40,333.08 and 7,165.84 is: 10,749.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,887.36 : 40,333.08 = 7,165.84 : x
  2. Step 2: Convert to fraction form
    26,887.36/40,333.08 = 7,165.84/x
  3. Step 3: Cross multiply
    26,887.36x = 40,333.08 × 7,165.84
  4. Step 4: Simplify right side
    26,887.36x = 289,020,397.99
  5. Step 5: Solve for x
    x = 289,020,397.99/26,887.36
  6. Step 6: Final answer
    x = 10,749.30

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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.