Home / 34,422.40-51,604.80-18,006.40

Finding the Fourth Proportional to 34,422.40, 51,604.80 and 18,006.40

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Solution

The fourth proportional to 34,422.40, 51,604.80 and 18,006.40 is: 26,994.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,422.40 : 51,604.80 = 18,006.40 : x
  2. Step 2: Convert to fraction form
    34,422.40/51,604.80 = 18,006.40/x
  3. Step 3: Cross multiply
    34,422.40x = 51,604.80 × 18,006.40
  4. Step 4: Simplify right side
    34,422.40x = 929,216,670.72
  5. Step 5: Solve for x
    x = 929,216,670.72/34,422.40
  6. Step 6: Final answer
    x = 26,994.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.