Home / 23,938.16-33,036.10-13,869.77

Finding the Fourth Proportional to 23,938.16, 33,036.10 and 13,869.77

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Solution

The fourth proportional to 23,938.16, 33,036.10 and 13,869.77 is: 19,141.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,938.16 : 33,036.10 = 13,869.77 : x
  2. Step 2: Convert to fraction form
    23,938.16/33,036.10 = 13,869.77/x
  3. Step 3: Cross multiply
    23,938.16x = 33,036.10 × 13,869.77
  4. Step 4: Simplify right side
    23,938.16x = 458,202,908.84
  5. Step 5: Solve for x
    x = 458,202,908.84/23,938.16
  6. Step 6: Final answer
    x = 19,141.11

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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.