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Finding the Fourth Proportional to 17,776.52, 26,681.52 and 9,017.72

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Solution

The fourth proportional to 17,776.52, 26,681.52 and 9,017.72 is: 13,535.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,776.52 : 26,681.52 = 9,017.72 : x
  2. Step 2: Convert to fraction form
    17,776.52/26,681.52 = 9,017.72/x
  3. Step 3: Cross multiply
    17,776.52x = 26,681.52 × 9,017.72
  4. Step 4: Simplify right side
    17,776.52x = 240,606,476.53
  5. Step 5: Solve for x
    x = 240,606,476.53/17,776.52
  6. Step 6: Final answer
    x = 13,535.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.