Home / 27,510.72-37,965.36-15,574.06

Finding the Fourth Proportional to 27,510.72, 37,965.36 and 15,574.06

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Solution

The fourth proportional to 27,510.72, 37,965.36 and 15,574.06 is: 21,492.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,510.72 : 37,965.36 = 15,574.06 : x
  2. Step 2: Convert to fraction form
    27,510.72/37,965.36 = 15,574.06/x
  3. Step 3: Cross multiply
    27,510.72x = 37,965.36 × 15,574.06
  4. Step 4: Simplify right side
    27,510.72x = 591,274,794.56
  5. Step 5: Solve for x
    x = 591,274,794.56/27,510.72
  6. Step 6: Final answer
    x = 21,492.52

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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.