Home / 19,701.90-29,547.45-8,016.30

Finding the Fourth Proportional to 19,701.90, 29,547.45 and 8,016.30

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Solution

The fourth proportional to 19,701.90, 29,547.45 and 8,016.30 is: 12,022.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,701.90 : 29,547.45 = 8,016.30 : x
  2. Step 2: Convert to fraction form
    19,701.90/29,547.45 = 8,016.30/x
  3. Step 3: Cross multiply
    19,701.90x = 29,547.45 × 8,016.30
  4. Step 4: Simplify right side
    19,701.90x = 236,861,223.44
  5. Step 5: Solve for x
    x = 236,861,223.44/19,701.90
  6. Step 6: Final answer
    x = 12,022.25

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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.