Home / 30,335.28-41,862.52-16,907.12

Finding the Fourth Proportional to 30,335.28, 41,862.52 and 16,907.12

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Solution

The fourth proportional to 30,335.28, 41,862.52 and 16,907.12 is: 23,331.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,335.28 : 41,862.52 = 16,907.12 : x
  2. Step 2: Convert to fraction form
    30,335.28/41,862.52 = 16,907.12/x
  3. Step 3: Cross multiply
    30,335.28x = 41,862.52 × 16,907.12
  4. Step 4: Simplify right side
    30,335.28x = 707,774,649.14
  5. Step 5: Solve for x
    x = 707,774,649.14/30,335.28
  6. Step 6: Final answer
    x = 23,331.73

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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.