Home / 12,726.98-17,563.19-7,062.59

Finding the Fourth Proportional to 12,726.98, 17,563.19 and 7,062.59

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Solution

The fourth proportional to 12,726.98, 17,563.19 and 7,062.59 is: 9,746.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,726.98 : 17,563.19 = 7,062.59 : x
  2. Step 2: Convert to fraction form
    12,726.98/17,563.19 = 7,062.59/x
  3. Step 3: Cross multiply
    12,726.98x = 17,563.19 × 7,062.59
  4. Step 4: Simplify right side
    12,726.98x = 124,041,486.93
  5. Step 5: Solve for x
    x = 124,041,486.93/12,726.98
  6. Step 6: Final answer
    x = 9,746.34

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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.