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Finding the Fourth Proportional to 35,352.75, 48,786.67 and 19,437.15

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Solution

The fourth proportional to 35,352.75, 48,786.67 and 19,437.15 is: 26,823.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,352.75 : 48,786.67 = 19,437.15 : x
  2. Step 2: Convert to fraction form
    35,352.75/48,786.67 = 19,437.15/x
  3. Step 3: Cross multiply
    35,352.75x = 48,786.67 × 19,437.15
  4. Step 4: Simplify right side
    35,352.75x = 948,273,822.79
  5. Step 5: Solve for x
    x = 948,273,822.79/35,352.75
  6. Step 6: Final answer
    x = 26,823.20

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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.