Home / 35,040.87-48,360.65-19,937.21

Finding the Fourth Proportional to 35,040.87, 48,360.65 and 19,937.21

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Solution

The fourth proportional to 35,040.87, 48,360.65 and 19,937.21 is: 27,515.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,040.87 : 48,360.65 = 19,937.21 : x
  2. Step 2: Convert to fraction form
    35,040.87/48,360.65 = 19,937.21/x
  3. Step 3: Cross multiply
    35,040.87x = 48,360.65 × 19,937.21
  4. Step 4: Simplify right side
    35,040.87x = 964,176,093.30
  5. Step 5: Solve for x
    x = 964,176,093.30/35,040.87
  6. Step 6: Final answer
    x = 27,515.76

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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.