Home / 64,013.85-88,297.92-38,863.35

Finding the Fourth Proportional to 64,013.85, 88,297.92 and 38,863.35

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Solution

The fourth proportional to 64,013.85, 88,297.92 and 38,863.35 is: 53,606.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,013.85 : 88,297.92 = 38,863.35 : x
  2. Step 2: Convert to fraction form
    64,013.85/88,297.92 = 38,863.35/x
  3. Step 3: Cross multiply
    64,013.85x = 88,297.92 × 38,863.35
  4. Step 4: Simplify right side
    64,013.85x = 3,431,552,969.23
  5. Step 5: Solve for x
    x = 3,431,552,969.23/64,013.85
  6. Step 6: Final answer
    x = 53,606.41

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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.