Home / 19,655.22-27,124.26-10,702.82

Finding the Fourth Proportional to 19,655.22, 27,124.26 and 10,702.82

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Solution

The fourth proportional to 19,655.22, 27,124.26 and 10,702.82 is: 14,769.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,655.22 : 27,124.26 = 10,702.82 : x
  2. Step 2: Convert to fraction form
    19,655.22/27,124.26 = 10,702.82/x
  3. Step 3: Cross multiply
    19,655.22x = 27,124.26 × 10,702.82
  4. Step 4: Simplify right side
    19,655.22x = 290,306,072.41
  5. Step 5: Solve for x
    x = 290,306,072.41/19,655.22
  6. Step 6: Final answer
    x = 14,769.92

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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.