Home / 27,539.66-38,004.62-15,601.82

Finding the Fourth Proportional to 27,539.66, 38,004.62 and 15,601.82

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Solution

The fourth proportional to 27,539.66, 38,004.62 and 15,601.82 is: 21,530.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,539.66 : 38,004.62 = 15,601.82 : x
  2. Step 2: Convert to fraction form
    27,539.66/38,004.62 = 15,601.82/x
  3. Step 3: Cross multiply
    27,539.66x = 38,004.62 × 15,601.82
  4. Step 4: Simplify right side
    27,539.66x = 592,941,240.41
  5. Step 5: Solve for x
    x = 592,941,240.41/27,539.66
  6. Step 6: Final answer
    x = 21,530.45

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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.