Home / 27,213.51-37,551.76-15,278.16

Finding the Fourth Proportional to 27,213.51, 37,551.76 and 15,278.16

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Solution

The fourth proportional to 27,213.51, 37,551.76 and 15,278.16 is: 21,082.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,213.51 : 37,551.76 = 15,278.16 : x
  2. Step 2: Convert to fraction form
    27,213.51/37,551.76 = 15,278.16/x
  3. Step 3: Cross multiply
    27,213.51x = 37,551.76 × 15,278.16
  4. Step 4: Simplify right side
    27,213.51x = 573,721,797.56
  5. Step 5: Solve for x
    x = 573,721,797.56/27,213.51
  6. Step 6: Final answer
    x = 21,082.24

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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.