Home / 62,039.36-85,644.06-38,186.48

Finding the Fourth Proportional to 62,039.36, 85,644.06 and 38,186.48

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Solution

The fourth proportional to 62,039.36, 85,644.06 and 38,186.48 is: 52,715.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,039.36 : 85,644.06 = 38,186.48 : x
  2. Step 2: Convert to fraction form
    62,039.36/85,644.06 = 38,186.48/x
  3. Step 3: Cross multiply
    62,039.36x = 85,644.06 × 38,186.48
  4. Step 4: Simplify right side
    62,039.36x = 3,270,445,184.31
  5. Step 5: Solve for x
    x = 3,270,445,184.31/62,039.36
  6. Step 6: Final answer
    x = 52,715.65

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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.