Home / 27,177.94-37,488.29-19,635.34

Finding the Fourth Proportional to 27,177.94, 37,488.29 and 19,635.34

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Solution

The fourth proportional to 27,177.94, 37,488.29 and 19,635.34 is: 27,084.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,177.94 : 37,488.29 = 19,635.34 : x
  2. Step 2: Convert to fraction form
    27,177.94/37,488.29 = 19,635.34/x
  3. Step 3: Cross multiply
    27,177.94x = 37,488.29 × 19,635.34
  4. Step 4: Simplify right side
    27,177.94x = 736,095,320.17
  5. Step 5: Solve for x
    x = 736,095,320.17/27,177.94
  6. Step 6: Final answer
    x = 27,084.29

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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.