Home / 27,846.04-38,426.70-15,270.52

Finding the Fourth Proportional to 27,846.04, 38,426.70 and 15,270.52

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Solution

The fourth proportional to 27,846.04, 38,426.70 and 15,270.52 is: 21,072.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,846.04 : 38,426.70 = 15,270.52 : x
  2. Step 2: Convert to fraction form
    27,846.04/38,426.70 = 15,270.52/x
  3. Step 3: Cross multiply
    27,846.04x = 38,426.70 × 15,270.52
  4. Step 4: Simplify right side
    27,846.04x = 586,795,690.88
  5. Step 5: Solve for x
    x = 586,795,690.88/27,846.04
  6. Step 6: Final answer
    x = 21,072.86

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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.