Home / 22,479.96-30,946.14-19,317.72

Finding the Fourth Proportional to 22,479.96, 30,946.14 and 19,317.72

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Solution

The fourth proportional to 22,479.96, 30,946.14 and 19,317.72 is: 26,592.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,479.96 : 30,946.14 = 19,317.72 : x
  2. Step 2: Convert to fraction form
    22,479.96/30,946.14 = 19,317.72/x
  3. Step 3: Cross multiply
    22,479.96x = 30,946.14 × 19,317.72
  4. Step 4: Simplify right side
    22,479.96x = 597,808,867.60
  5. Step 5: Solve for x
    x = 597,808,867.60/22,479.96
  6. Step 6: Final answer
    x = 26,592.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.