Home / 17,390.90-23,999.27-9,433.01

Finding the Fourth Proportional to 17,390.90, 23,999.27 and 9,433.01

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Solution

The fourth proportional to 17,390.90, 23,999.27 and 9,433.01 is: 13,017.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,390.90 : 23,999.27 = 9,433.01 : x
  2. Step 2: Convert to fraction form
    17,390.90/23,999.27 = 9,433.01/x
  3. Step 3: Cross multiply
    17,390.90x = 23,999.27 × 9,433.01
  4. Step 4: Simplify right side
    17,390.90x = 226,385,186.74
  5. Step 5: Solve for x
    x = 226,385,186.74/17,390.90
  6. Step 6: Final answer
    x = 13,017.45

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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.