Home / 53,515.36-73,875.54-38,213.38

Finding the Fourth Proportional to 53,515.36, 73,875.54 and 38,213.38

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Solution

The fourth proportional to 53,515.36, 73,875.54 and 38,213.38 is: 52,751.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,515.36 : 73,875.54 = 38,213.38 : x
  2. Step 2: Convert to fraction form
    53,515.36/73,875.54 = 38,213.38/x
  3. Step 3: Cross multiply
    53,515.36x = 73,875.54 × 38,213.38
  4. Step 4: Simplify right side
    53,515.36x = 2,823,034,082.73
  5. Step 5: Solve for x
    x = 2,823,034,082.73/53,515.36
  6. Step 6: Final answer
    x = 52,751.85

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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.