Home / 22,631.76-33,946.80-10,148.40

Finding the Fourth Proportional to 22,631.76, 33,946.80 and 10,148.40

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Solution

The fourth proportional to 22,631.76, 33,946.80 and 10,148.40 is: 15,222.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,631.76 : 33,946.80 = 10,148.40 : x
  2. Step 2: Convert to fraction form
    22,631.76/33,946.80 = 10,148.40/x
  3. Step 3: Cross multiply
    22,631.76x = 33,946.80 × 10,148.40
  4. Step 4: Simplify right side
    22,631.76x = 344,505,705.12
  5. Step 5: Solve for x
    x = 344,505,705.12/22,631.76
  6. Step 6: Final answer
    x = 15,222.22

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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.