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Finding the Fourth Proportional to 17,899.68, 26,857.08 and 9,577.50

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Solution

The fourth proportional to 17,899.68, 26,857.08 and 9,577.50 is: 14,370.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,899.68 : 26,857.08 = 9,577.50 : x
  2. Step 2: Convert to fraction form
    17,899.68/26,857.08 = 9,577.50/x
  3. Step 3: Cross multiply
    17,899.68x = 26,857.08 × 9,577.50
  4. Step 4: Simplify right side
    17,899.68x = 257,223,683.70
  5. Step 5: Solve for x
    x = 257,223,683.70/17,899.68
  6. Step 6: Final answer
    x = 14,370.30

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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.