Home / 35,338.72-48,767.22-19,422.80

Finding the Fourth Proportional to 35,338.72, 48,767.22 and 19,422.80

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Solution

The fourth proportional to 35,338.72, 48,767.22 and 19,422.80 is: 26,803.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,338.72 : 48,767.22 = 19,422.80 : x
  2. Step 2: Convert to fraction form
    35,338.72/48,767.22 = 19,422.80/x
  3. Step 3: Cross multiply
    35,338.72x = 48,767.22 × 19,422.80
  4. Step 4: Simplify right side
    35,338.72x = 947,195,960.62
  5. Step 5: Solve for x
    x = 947,195,960.62/35,338.72
  6. Step 6: Final answer
    x = 26,803.35

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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.