Home / 19,275.28-28,913.01-5,948.11

Finding the Fourth Proportional to 19,275.28, 28,913.01 and 5,948.11

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Solution

The fourth proportional to 19,275.28, 28,913.01 and 5,948.11 is: 8,922.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,275.28 : 28,913.01 = 5,948.11 : x
  2. Step 2: Convert to fraction form
    19,275.28/28,913.01 = 5,948.11/x
  3. Step 3: Cross multiply
    19,275.28x = 28,913.01 × 5,948.11
  4. Step 4: Simplify right side
    19,275.28x = 171,977,763.91
  5. Step 5: Solve for x
    x = 171,977,763.91/19,275.28
  6. Step 6: Final answer
    x = 8,922.19

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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.