Home / 35,422.90-48,883.78-19,507.34

Finding the Fourth Proportional to 35,422.90, 48,883.78 and 19,507.34

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Solution

The fourth proportional to 35,422.90, 48,883.78 and 19,507.34 is: 26,920.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,422.90 : 48,883.78 = 19,507.34 : x
  2. Step 2: Convert to fraction form
    35,422.90/48,883.78 = 19,507.34/x
  3. Step 3: Cross multiply
    35,422.90x = 48,883.78 × 19,507.34
  4. Step 4: Simplify right side
    35,422.90x = 953,592,516.95
  5. Step 5: Solve for x
    x = 953,592,516.95/35,422.90
  6. Step 6: Final answer
    x = 26,920.23

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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.