Home / 26,810.10-40,247.55-26,615.70

Finding the Fourth Proportional to 26,810.10, 40,247.55 and 26,615.70

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Solution

The fourth proportional to 26,810.10, 40,247.55 and 26,615.70 is: 39,955.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,810.10 : 40,247.55 = 26,615.70 : x
  2. Step 2: Convert to fraction form
    26,810.10/40,247.55 = 26,615.70/x
  3. Step 3: Cross multiply
    26,810.10x = 40,247.55 × 26,615.70
  4. Step 4: Simplify right side
    26,810.10x = 1,071,216,716.54
  5. Step 5: Solve for x
    x = 1,071,216,716.54/26,810.10
  6. Step 6: Final answer
    x = 39,955.72

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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.