Home / 54,828.07-75,674.74-34,711.78

Finding the Fourth Proportional to 54,828.07, 75,674.74 and 34,711.78

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Solution

The fourth proportional to 54,828.07, 75,674.74 and 34,711.78 is: 47,909.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,828.07 : 75,674.74 = 34,711.78 : x
  2. Step 2: Convert to fraction form
    54,828.07/75,674.74 = 34,711.78/x
  3. Step 3: Cross multiply
    54,828.07x = 75,674.74 × 34,711.78
  4. Step 4: Simplify right side
    54,828.07x = 2,626,804,461.28
  5. Step 5: Solve for x
    x = 2,626,804,461.28/54,828.07
  6. Step 6: Final answer
    x = 47,909.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.