Home / 17,370.17-23,970.68-9,412.37

Finding the Fourth Proportional to 17,370.17, 23,970.68 and 9,412.37

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Solution

The fourth proportional to 17,370.17, 23,970.68 and 9,412.37 is: 12,988.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,370.17 : 23,970.68 = 9,412.37 : x
  2. Step 2: Convert to fraction form
    17,370.17/23,970.68 = 9,412.37/x
  3. Step 3: Cross multiply
    17,370.17x = 23,970.68 × 9,412.37
  4. Step 4: Simplify right side
    17,370.17x = 225,620,742.40
  5. Step 5: Solve for x
    x = 225,620,742.40/17,370.17
  6. Step 6: Final answer
    x = 12,988.98

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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.