Home / 27,935.76-38,549.74-15,360.52

Finding the Fourth Proportional to 27,935.76, 38,549.74 and 15,360.52

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Solution

The fourth proportional to 27,935.76, 38,549.74 and 15,360.52 is: 21,196.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,935.76 : 38,549.74 = 15,360.52 : x
  2. Step 2: Convert to fraction form
    27,935.76/38,549.74 = 15,360.52/x
  3. Step 3: Cross multiply
    27,935.76x = 38,549.74 × 15,360.52
  4. Step 4: Simplify right side
    27,935.76x = 592,144,052.26
  5. Step 5: Solve for x
    x = 592,144,052.26/27,935.76
  6. Step 6: Final answer
    x = 21,196.63

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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.