Home / 19,902.05-27,464.25-10,827.13

Finding the Fourth Proportional to 19,902.05, 27,464.25 and 10,827.13

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Solution

The fourth proportional to 19,902.05, 27,464.25 and 10,827.13 is: 14,941.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,902.05 : 27,464.25 = 10,827.13 : x
  2. Step 2: Convert to fraction form
    19,902.05/27,464.25 = 10,827.13/x
  3. Step 3: Cross multiply
    19,902.05x = 27,464.25 × 10,827.13
  4. Step 4: Simplify right side
    19,902.05x = 297,359,005.10
  5. Step 5: Solve for x
    x = 297,359,005.10/19,902.05
  6. Step 6: Final answer
    x = 14,941.12

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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.