Home / 62,412.39-86,138.06-35,557.43

Finding the Fourth Proportional to 62,412.39, 86,138.06 and 35,557.43

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Solution

The fourth proportional to 62,412.39, 86,138.06 and 35,557.43 is: 49,074.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,412.39 : 86,138.06 = 35,557.43 : x
  2. Step 2: Convert to fraction form
    62,412.39/86,138.06 = 35,557.43/x
  3. Step 3: Cross multiply
    62,412.39x = 86,138.06 × 35,557.43
  4. Step 4: Simplify right side
    62,412.39x = 3,062,847,430.31
  5. Step 5: Solve for x
    x = 3,062,847,430.31/62,412.39
  6. Step 6: Final answer
    x = 49,074.35

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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.