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Finding the Fourth Proportional to 19,605.26, 27,055.52 and 10,652.92

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Solution

The fourth proportional to 19,605.26, 27,055.52 and 10,652.92 is: 14,701.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,605.26 : 27,055.52 = 10,652.92 : x
  2. Step 2: Convert to fraction form
    19,605.26/27,055.52 = 10,652.92/x
  3. Step 3: Cross multiply
    19,605.26x = 27,055.52 × 10,652.92
  4. Step 4: Simplify right side
    19,605.26x = 288,220,290.12
  5. Step 5: Solve for x
    x = 288,220,290.12/19,605.26
  6. Step 6: Final answer
    x = 14,701.17

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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.