Home / 17,370.55-23,971.17-9,412.74

Finding the Fourth Proportional to 17,370.55, 23,971.17 and 9,412.74

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Solution

The fourth proportional to 17,370.55, 23,971.17 and 9,412.74 is: 12,989.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,370.55 : 23,971.17 = 9,412.74 : x
  2. Step 2: Convert to fraction form
    17,370.55/23,971.17 = 9,412.74/x
  3. Step 3: Cross multiply
    17,370.55x = 23,971.17 × 9,412.74
  4. Step 4: Simplify right side
    17,370.55x = 225,634,426.00
  5. Step 5: Solve for x
    x = 225,634,426.00/17,370.55
  6. Step 6: Final answer
    x = 12,989.48

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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.