Home / 62,639.14-93,948.71-18,255.51

Finding the Fourth Proportional to 62,639.14, 93,948.71 and 18,255.51

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Solution

The fourth proportional to 62,639.14, 93,948.71 and 18,255.51 is: 27,380.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,639.14 : 93,948.71 = 18,255.51 : x
  2. Step 2: Convert to fraction form
    62,639.14/93,948.71 = 18,255.51/x
  3. Step 3: Cross multiply
    62,639.14x = 93,948.71 × 18,255.51
  4. Step 4: Simplify right side
    62,639.14x = 1,715,081,053.87
  5. Step 5: Solve for x
    x = 1,715,081,053.87/62,639.14
  6. Step 6: Final answer
    x = 27,380.34

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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.