Home / 49,377.69-74,073.56-18,210.51

Finding the Fourth Proportional to 49,377.69, 74,073.56 and 18,210.51

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Solution

The fourth proportional to 49,377.69, 74,073.56 and 18,210.51 is: 27,318.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,377.69 : 74,073.56 = 18,210.51 : x
  2. Step 2: Convert to fraction form
    49,377.69/74,073.56 = 18,210.51/x
  3. Step 3: Cross multiply
    49,377.69x = 74,073.56 × 18,210.51
  4. Step 4: Simplify right side
    49,377.69x = 1,348,917,214.06
  5. Step 5: Solve for x
    x = 1,348,917,214.06/49,377.69
  6. Step 6: Final answer
    x = 27,318.35

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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.