Home / 27,938.00-38,554.43-15,362.75

Finding the Fourth Proportional to 27,938.00, 38,554.43 and 15,362.75

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Solution

The fourth proportional to 27,938.00, 38,554.43 and 15,362.75 is: 21,200.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,938.00 : 38,554.43 = 15,362.75 : x
  2. Step 2: Convert to fraction form
    27,938.00/38,554.43 = 15,362.75/x
  3. Step 3: Cross multiply
    27,938.00x = 38,554.43 × 15,362.75
  4. Step 4: Simplify right side
    27,938.00x = 592,301,876.71
  5. Step 5: Solve for x
    x = 592,301,876.71/27,938.00
  6. Step 6: Final answer
    x = 21,200.59

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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.