Home / 17,869.68-24,645.60-14,878.08

Finding the Fourth Proportional to 17,869.68, 24,645.60 and 14,878.08

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Solution

The fourth proportional to 17,869.68, 24,645.60 and 14,878.08 is: 20,519.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,869.68 : 24,645.60 = 14,878.08 : x
  2. Step 2: Convert to fraction form
    17,869.68/24,645.60 = 14,878.08/x
  3. Step 3: Cross multiply
    17,869.68x = 24,645.60 × 14,878.08
  4. Step 4: Simplify right side
    17,869.68x = 366,679,208.45
  5. Step 5: Solve for x
    x = 366,679,208.45/17,869.68
  6. Step 6: Final answer
    x = 20,519.63

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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.