Home / 29,100.15-40,157.15-17,788.59

Finding the Fourth Proportional to 29,100.15, 40,157.15 and 17,788.59

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Solution

The fourth proportional to 29,100.15, 40,157.15 and 17,788.59 is: 24,547.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,100.15 : 40,157.15 = 17,788.59 : x
  2. Step 2: Convert to fraction form
    29,100.15/40,157.15 = 17,788.59/x
  3. Step 3: Cross multiply
    29,100.15x = 40,157.15 × 17,788.59
  4. Step 4: Simplify right side
    29,100.15x = 714,338,987.98
  5. Step 5: Solve for x
    x = 714,338,987.98/29,100.15
  6. Step 6: Final answer
    x = 24,547.61

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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.