Home / 22,900.36-34,323.90-18,747.40

Finding the Fourth Proportional to 22,900.36, 34,323.90 and 18,747.40

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Solution

The fourth proportional to 22,900.36, 34,323.90 and 18,747.40 is: 28,099.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,900.36 : 34,323.90 = 18,747.40 : x
  2. Step 2: Convert to fraction form
    22,900.36/34,323.90 = 18,747.40/x
  3. Step 3: Cross multiply
    22,900.36x = 34,323.90 × 18,747.40
  4. Step 4: Simplify right side
    22,900.36x = 643,483,882.86
  5. Step 5: Solve for x
    x = 643,483,882.86/22,900.36
  6. Step 6: Final answer
    x = 28,099.29

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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.