Home / 26,691.54-40,036.53-6,970.10

Finding the Fourth Proportional to 26,691.54, 40,036.53 and 6,970.10

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Solution

The fourth proportional to 26,691.54, 40,036.53 and 6,970.10 is: 10,454.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,691.54 : 40,036.53 = 6,970.10 : x
  2. Step 2: Convert to fraction form
    26,691.54/40,036.53 = 6,970.10/x
  3. Step 3: Cross multiply
    26,691.54x = 40,036.53 × 6,970.10
  4. Step 4: Simplify right side
    26,691.54x = 279,058,417.57
  5. Step 5: Solve for x
    x = 279,058,417.57/26,691.54
  6. Step 6: Final answer
    x = 10,454.94

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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.