Home / 26,937.03-40,389.03-10,279.20

Finding the Fourth Proportional to 26,937.03, 40,389.03 and 10,279.20

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Solution

The fourth proportional to 26,937.03, 40,389.03 and 10,279.20 is: 15,412.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,937.03 : 40,389.03 = 10,279.20 : x
  2. Step 2: Convert to fraction form
    26,937.03/40,389.03 = 10,279.20/x
  3. Step 3: Cross multiply
    26,937.03x = 40,389.03 × 10,279.20
  4. Step 4: Simplify right side
    26,937.03x = 415,166,917.18
  5. Step 5: Solve for x
    x = 415,166,917.18/26,937.03
  6. Step 6: Final answer
    x = 15,412.50

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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.