Home / 19,005.90-28,476.45-15,701.10

Finding the Fourth Proportional to 19,005.90, 28,476.45 and 15,701.10

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Solution

The fourth proportional to 19,005.90, 28,476.45 and 15,701.10 is: 23,524.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,005.90 : 28,476.45 = 15,701.10 : x
  2. Step 2: Convert to fraction form
    19,005.90/28,476.45 = 15,701.10/x
  3. Step 3: Cross multiply
    19,005.90x = 28,476.45 × 15,701.10
  4. Step 4: Simplify right side
    19,005.90x = 447,111,589.10
  5. Step 5: Solve for x
    x = 447,111,589.10/19,005.90
  6. Step 6: Final answer
    x = 23,524.88

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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.