Home / 17,070.72-23,556.48-9,617.28

Finding the Fourth Proportional to 17,070.72, 23,556.48 and 9,617.28

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Solution

The fourth proportional to 17,070.72, 23,556.48 and 9,617.28 is: 13,271.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,070.72 : 23,556.48 = 9,617.28 : x
  2. Step 2: Convert to fraction form
    17,070.72/23,556.48 = 9,617.28/x
  3. Step 3: Cross multiply
    17,070.72x = 23,556.48 × 9,617.28
  4. Step 4: Simplify right side
    17,070.72x = 226,549,263.97
  5. Step 5: Solve for x
    x = 226,549,263.97/17,070.72
  6. Step 6: Final answer
    x = 13,271.22

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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.