Home / 19,899.84-27,461.04-10,946.76

Finding the Fourth Proportional to 19,899.84, 27,461.04 and 10,946.76

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Solution

The fourth proportional to 19,899.84, 27,461.04 and 10,946.76 is: 15,106.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,899.84 : 27,461.04 = 10,946.76 : x
  2. Step 2: Convert to fraction form
    19,899.84/27,461.04 = 10,946.76/x
  3. Step 3: Cross multiply
    19,899.84x = 27,461.04 × 10,946.76
  4. Step 4: Simplify right side
    19,899.84x = 300,609,414.23
  5. Step 5: Solve for x
    x = 300,609,414.23/19,899.84
  6. Step 6: Final answer
    x = 15,106.12

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Double scale
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Similar ratio
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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.