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Finding the Fourth Proportional to 17,846.72, 26,808.71 and 11,603.52

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Solution

The fourth proportional to 17,846.72, 26,808.71 and 11,603.52 is: 17,430.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,846.72 : 26,808.71 = 11,603.52 : x
  2. Step 2: Convert to fraction form
    17,846.72/26,808.71 = 11,603.52/x
  3. Step 3: Cross multiply
    17,846.72x = 26,808.71 × 11,603.52
  4. Step 4: Simplify right side
    17,846.72x = 311,075,402.66
  5. Step 5: Solve for x
    x = 311,075,402.66/17,846.72
  6. Step 6: Final answer
    x = 17,430.40

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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.