Home / 51,839.19-77,767.02-18,550.08

Finding the Fourth Proportional to 51,839.19, 77,767.02 and 18,550.08

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Solution

The fourth proportional to 51,839.19, 77,767.02 and 18,550.08 is: 27,828.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,839.19 : 77,767.02 = 18,550.08 : x
  2. Step 2: Convert to fraction form
    51,839.19/77,767.02 = 18,550.08/x
  3. Step 3: Cross multiply
    51,839.19x = 77,767.02 × 18,550.08
  4. Step 4: Simplify right side
    51,839.19x = 1,442,584,442.36
  5. Step 5: Solve for x
    x = 1,442,584,442.36/51,839.19
  6. Step 6: Final answer
    x = 27,828.07

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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.