Home / 22,358.91-30,834.09-14,688.69

Finding the Fourth Proportional to 22,358.91, 30,834.09 and 14,688.69

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Solution

The fourth proportional to 22,358.91, 30,834.09 and 14,688.69 is: 20,256.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,358.91 : 30,834.09 = 14,688.69 : x
  2. Step 2: Convert to fraction form
    22,358.91/30,834.09 = 14,688.69/x
  3. Step 3: Cross multiply
    22,358.91x = 30,834.09 × 14,688.69
  4. Step 4: Simplify right side
    22,358.91x = 452,912,488.57
  5. Step 5: Solve for x
    x = 452,912,488.57/22,358.91
  6. Step 6: Final answer
    x = 20,256.46

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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.