Home / 52,195.74-72,006.21-30,967.26

Finding the Fourth Proportional to 52,195.74, 72,006.21 and 30,967.26

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Solution

The fourth proportional to 52,195.74, 72,006.21 and 30,967.26 is: 42,720.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,195.74 : 72,006.21 = 30,967.26 : x
  2. Step 2: Convert to fraction form
    52,195.74/72,006.21 = 30,967.26/x
  3. Step 3: Cross multiply
    52,195.74x = 72,006.21 × 30,967.26
  4. Step 4: Simplify right side
    52,195.74x = 2,229,835,026.68
  5. Step 5: Solve for x
    x = 2,229,835,026.68/52,195.74
  6. Step 6: Final answer
    x = 42,720.63

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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.