Home / 19,348.53-29,022.83-5,308.75

Finding the Fourth Proportional to 19,348.53, 29,022.83 and 5,308.75

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Solution

The fourth proportional to 19,348.53, 29,022.83 and 5,308.75 is: 7,963.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,348.53 : 29,022.83 = 5,308.75 : x
  2. Step 2: Convert to fraction form
    19,348.53/29,022.83 = 5,308.75/x
  3. Step 3: Cross multiply
    19,348.53x = 29,022.83 × 5,308.75
  4. Step 4: Simplify right side
    19,348.53x = 154,074,948.76
  5. Step 5: Solve for x
    x = 154,074,948.76/19,348.53
  6. Step 6: Final answer
    x = 7,963.13

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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.