Home / 49,751.40-74,624.64-18,584.28

Finding the Fourth Proportional to 49,751.40, 74,624.64 and 18,584.28

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Solution

The fourth proportional to 49,751.40, 74,624.64 and 18,584.28 is: 27,875.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,751.40 : 74,624.64 = 18,584.28 : x
  2. Step 2: Convert to fraction form
    49,751.40/74,624.64 = 18,584.28/x
  3. Step 3: Cross multiply
    49,751.40x = 74,624.64 × 18,584.28
  4. Step 4: Simplify right side
    49,751.40x = 1,386,845,204.66
  5. Step 5: Solve for x
    x = 1,386,845,204.66/49,751.40
  6. Step 6: Final answer
    x = 27,875.50

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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.