Home / 26,972.79-37,222.61-15,036.89

Finding the Fourth Proportional to 26,972.79, 37,222.61 and 15,036.89

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Solution

The fourth proportional to 26,972.79, 37,222.61 and 15,036.89 is: 20,750.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,972.79 : 37,222.61 = 15,036.89 : x
  2. Step 2: Convert to fraction form
    26,972.79/37,222.61 = 15,036.89/x
  3. Step 3: Cross multiply
    26,972.79x = 37,222.61 × 15,036.89
  4. Step 4: Simplify right side
    26,972.79x = 559,712,143.56
  5. Step 5: Solve for x
    x = 559,712,143.56/26,972.79
  6. Step 6: Final answer
    x = 20,750.99

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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.