Home / 27,178.94-37,506.34-15,242.02

Finding the Fourth Proportional to 27,178.94, 37,506.34 and 15,242.02

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Solution

The fourth proportional to 27,178.94, 37,506.34 and 15,242.02 is: 21,033.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,178.94 : 37,506.34 = 15,242.02 : x
  2. Step 2: Convert to fraction form
    27,178.94/37,506.34 = 15,242.02/x
  3. Step 3: Cross multiply
    27,178.94x = 37,506.34 × 15,242.02
  4. Step 4: Simplify right side
    27,178.94x = 571,672,384.41
  5. Step 5: Solve for x
    x = 571,672,384.41/27,178.94
  6. Step 6: Final answer
    x = 21,033.65

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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.