Home / 62,388.09-86,085.65-35,531.12

Finding the Fourth Proportional to 62,388.09, 86,085.65 and 35,531.12

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Solution

The fourth proportional to 62,388.09, 86,085.65 and 35,531.12 is: 49,027.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,388.09 : 86,085.65 = 35,531.12 : x
  2. Step 2: Convert to fraction form
    62,388.09/86,085.65 = 35,531.12/x
  3. Step 3: Cross multiply
    62,388.09x = 86,085.65 × 35,531.12
  4. Step 4: Simplify right side
    62,388.09x = 3,058,719,864.47
  5. Step 5: Solve for x
    x = 3,058,719,864.47/62,388.09
  6. Step 6: Final answer
    x = 49,027.30

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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.