Home / 22,930.24-34,395.36-18,342.40

Finding the Fourth Proportional to 22,930.24, 34,395.36 and 18,342.40

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Solution

The fourth proportional to 22,930.24, 34,395.36 and 18,342.40 is: 27,513.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,930.24 : 34,395.36 = 18,342.40 : x
  2. Step 2: Convert to fraction form
    22,930.24/34,395.36 = 18,342.40/x
  3. Step 3: Cross multiply
    22,930.24x = 34,395.36 × 18,342.40
  4. Step 4: Simplify right side
    22,930.24x = 630,893,451.26
  5. Step 5: Solve for x
    x = 630,893,451.26/22,930.24
  6. Step 6: Final answer
    x = 27,513.60

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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.