Home / 22,300.26-30,778.70-14,747.01

Finding the Fourth Proportional to 22,300.26, 30,778.70 and 14,747.01

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Solution

The fourth proportional to 22,300.26, 30,778.70 and 14,747.01 is: 20,353.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,300.26 : 30,778.70 = 14,747.01 : x
  2. Step 2: Convert to fraction form
    22,300.26/30,778.70 = 14,747.01/x
  3. Step 3: Cross multiply
    22,300.26x = 30,778.70 × 14,747.01
  4. Step 4: Simplify right side
    22,300.26x = 453,893,722.95
  5. Step 5: Solve for x
    x = 453,893,722.95/22,300.26
  6. Step 6: Final answer
    x = 20,353.74

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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.