Home / 17,069.76-23,557.68-9,515.07

Finding the Fourth Proportional to 17,069.76, 23,557.68 and 9,515.07

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Solution

The fourth proportional to 17,069.76, 23,557.68 and 9,515.07 is: 13,131.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,069.76 : 23,557.68 = 9,515.07 : x
  2. Step 2: Convert to fraction form
    17,069.76/23,557.68 = 9,515.07/x
  3. Step 3: Cross multiply
    17,069.76x = 23,557.68 × 9,515.07
  4. Step 4: Simplify right side
    17,069.76x = 224,152,974.24
  5. Step 5: Solve for x
    x = 224,152,974.24/17,069.76
  6. Step 6: Final answer
    x = 13,131.58

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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.