Home / 62,740.44-86,552.55-38,858.40

Finding the Fourth Proportional to 62,740.44, 86,552.55 and 38,858.40

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Solution

The fourth proportional to 62,740.44, 86,552.55 and 38,858.40 is: 53,606.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,740.44 : 86,552.55 = 38,858.40 : x
  2. Step 2: Convert to fraction form
    62,740.44/86,552.55 = 38,858.40/x
  3. Step 3: Cross multiply
    62,740.44x = 86,552.55 × 38,858.40
  4. Step 4: Simplify right side
    62,740.44x = 3,363,293,608.92
  5. Step 5: Solve for x
    x = 3,363,293,608.92/62,740.44
  6. Step 6: Final answer
    x = 53,606.47

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1.5x scale

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.