Home / 17,515.96-26,232.18-9,705.40

Finding the Fourth Proportional to 17,515.96, 26,232.18 and 9,705.40

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Solution

The fourth proportional to 17,515.96, 26,232.18 and 9,705.40 is: 14,534.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,515.96 : 26,232.18 = 9,705.40 : x
  2. Step 2: Convert to fraction form
    17,515.96/26,232.18 = 9,705.40/x
  3. Step 3: Cross multiply
    17,515.96x = 26,232.18 × 9,705.40
  4. Step 4: Simplify right side
    17,515.96x = 254,593,799.77
  5. Step 5: Solve for x
    x = 254,593,799.77/17,515.96
  6. Step 6: Final answer
    x = 14,534.96

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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.