Home / 22,988.52-34,430.94-18,841.32

Finding the Fourth Proportional to 22,988.52, 34,430.94 and 18,841.32

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Solution

The fourth proportional to 22,988.52, 34,430.94 and 18,841.32 is: 28,219.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,988.52 : 34,430.94 = 18,841.32 : x
  2. Step 2: Convert to fraction form
    22,988.52/34,430.94 = 18,841.32/x
  3. Step 3: Cross multiply
    22,988.52x = 34,430.94 × 18,841.32
  4. Step 4: Simplify right side
    22,988.52x = 648,724,358.44
  5. Step 5: Solve for x
    x = 648,724,358.44/22,988.52
  6. Step 6: Final answer
    x = 28,219.49

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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.