Home / 19,251.90-28,899.45-14,888.70

Finding the Fourth Proportional to 19,251.90, 28,899.45 and 14,888.70

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Solution

The fourth proportional to 19,251.90, 28,899.45 and 14,888.70 is: 22,349.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,251.90 : 28,899.45 = 14,888.70 : x
  2. Step 2: Convert to fraction form
    19,251.90/28,899.45 = 14,888.70/x
  3. Step 3: Cross multiply
    19,251.90x = 28,899.45 × 14,888.70
  4. Step 4: Simplify right side
    19,251.90x = 430,275,241.22
  5. Step 5: Solve for x
    x = 430,275,241.22/19,251.90
  6. Step 6: Final answer
    x = 22,349.75

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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.