Home / 19,301.35-28,948.51-5,789.74

Finding the Fourth Proportional to 19,301.35, 28,948.51 and 5,789.74

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Solution

The fourth proportional to 19,301.35, 28,948.51 and 5,789.74 is: 8,683.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,301.35 : 28,948.51 = 5,789.74 : x
  2. Step 2: Convert to fraction form
    19,301.35/28,948.51 = 5,789.74/x
  3. Step 3: Cross multiply
    19,301.35x = 28,948.51 × 5,789.74
  4. Step 4: Simplify right side
    19,301.35x = 167,604,346.29
  5. Step 5: Solve for x
    x = 167,604,346.29/19,301.35
  6. Step 6: Final answer
    x = 8,683.56

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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.