Home / 19,023.25-28,547.84-6,711.25

Finding the Fourth Proportional to 19,023.25, 28,547.84 and 6,711.25

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Solution

The fourth proportional to 19,023.25, 28,547.84 and 6,711.25 is: 10,071.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,023.25 : 28,547.84 = 6,711.25 : x
  2. Step 2: Convert to fraction form
    19,023.25/28,547.84 = 6,711.25/x
  3. Step 3: Cross multiply
    19,023.25x = 28,547.84 × 6,711.25
  4. Step 4: Simplify right side
    19,023.25x = 191,591,691.20
  5. Step 5: Solve for x
    x = 191,591,691.20/19,023.25
  6. Step 6: Final answer
    x = 10,071.45

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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.