Home / 19,769.52-27,281.94-10,817.10

Finding the Fourth Proportional to 19,769.52, 27,281.94 and 10,817.10

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Solution

The fourth proportional to 19,769.52, 27,281.94 and 10,817.10 is: 14,927.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,769.52 : 27,281.94 = 10,817.10 : x
  2. Step 2: Convert to fraction form
    19,769.52/27,281.94 = 10,817.10/x
  3. Step 3: Cross multiply
    19,769.52x = 27,281.94 × 10,817.10
  4. Step 4: Simplify right side
    19,769.52x = 295,111,473.17
  5. Step 5: Solve for x
    x = 295,111,473.17/19,769.52
  6. Step 6: Final answer
    x = 14,927.60

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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.