Home / 17,319.68-23,894.88-14,189.12

Finding the Fourth Proportional to 17,319.68, 23,894.88 and 14,189.12

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Solution

The fourth proportional to 17,319.68, 23,894.88 and 14,189.12 is: 19,575.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,319.68 : 23,894.88 = 14,189.12 : x
  2. Step 2: Convert to fraction form
    17,319.68/23,894.88 = 14,189.12/x
  3. Step 3: Cross multiply
    17,319.68x = 23,894.88 × 14,189.12
  4. Step 4: Simplify right side
    17,319.68x = 339,047,319.71
  5. Step 5: Solve for x
    x = 339,047,319.71/17,319.68
  6. Step 6: Final answer
    x = 19,575.84

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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.