Home / 27,709.04-38,237.46-15,133.52

Finding the Fourth Proportional to 27,709.04, 38,237.46 and 15,133.52

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Solution

The fourth proportional to 27,709.04, 38,237.46 and 15,133.52 is: 20,883.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,709.04 : 38,237.46 = 15,133.52 : x
  2. Step 2: Convert to fraction form
    27,709.04/38,237.46 = 15,133.52/x
  3. Step 3: Cross multiply
    27,709.04x = 38,237.46 × 15,133.52
  4. Step 4: Simplify right side
    27,709.04x = 578,667,365.66
  5. Step 5: Solve for x
    x = 578,667,365.66/27,709.04
  6. Step 6: Final answer
    x = 20,883.70

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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.