Home / 19,610.34-27,061.85-10,878.74

Finding the Fourth Proportional to 19,610.34, 27,061.85 and 10,878.74

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Solution

The fourth proportional to 19,610.34, 27,061.85 and 10,878.74 is: 15,012.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,610.34 : 27,061.85 = 10,878.74 : x
  2. Step 2: Convert to fraction form
    19,610.34/27,061.85 = 10,878.74/x
  3. Step 3: Cross multiply
    19,610.34x = 27,061.85 × 10,878.74
  4. Step 4: Simplify right side
    19,610.34x = 294,398,640.37
  5. Step 5: Solve for x
    x = 294,398,640.37/19,610.34
  6. Step 6: Final answer
    x = 15,012.42

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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.