Home / 17,031.87-23,503.50-9,478.08

Finding the Fourth Proportional to 17,031.87, 23,503.50 and 9,478.08

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Solution

The fourth proportional to 17,031.87, 23,503.50 and 9,478.08 is: 13,079.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,031.87 : 23,503.50 = 9,478.08 : x
  2. Step 2: Convert to fraction form
    17,031.87/23,503.50 = 9,478.08/x
  3. Step 3: Cross multiply
    17,031.87x = 23,503.50 × 9,478.08
  4. Step 4: Simplify right side
    17,031.87x = 222,768,053.28
  5. Step 5: Solve for x
    x = 222,768,053.28/17,031.87
  6. Step 6: Final answer
    x = 13,079.48

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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.