Home / 19,578.14-27,017.92-10,625.66

Finding the Fourth Proportional to 19,578.14, 27,017.92 and 10,625.66

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Solution

The fourth proportional to 19,578.14, 27,017.92 and 10,625.66 is: 14,663.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,578.14 : 27,017.92 = 10,625.66 : x
  2. Step 2: Convert to fraction form
    19,578.14/27,017.92 = 10,625.66/x
  3. Step 3: Cross multiply
    19,578.14x = 27,017.92 × 10,625.66
  4. Step 4: Simplify right side
    19,578.14x = 287,083,090.52
  5. Step 5: Solve for x
    x = 287,083,090.52/19,578.14
  6. Step 6: Final answer
    x = 14,663.45

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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.