Home / 51,642.15-77,440.19-14,697.51

Finding the Fourth Proportional to 51,642.15, 77,440.19 and 14,697.51

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Solution

The fourth proportional to 51,642.15, 77,440.19 and 14,697.51 is: 22,039.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,642.15 : 77,440.19 = 14,697.51 : x
  2. Step 2: Convert to fraction form
    51,642.15/77,440.19 = 14,697.51/x
  3. Step 3: Cross multiply
    51,642.15x = 77,440.19 × 14,697.51
  4. Step 4: Simplify right side
    51,642.15x = 1,138,177,893.44
  5. Step 5: Solve for x
    x = 1,138,177,893.44/51,642.15
  6. Step 6: Final answer
    x = 22,039.71

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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.