Home / 17,700.90-24,427.36-9,742.92

Finding the Fourth Proportional to 17,700.90, 24,427.36 and 9,742.92

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Solution

The fourth proportional to 17,700.90, 24,427.36 and 9,742.92 is: 13,445.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,700.90 : 24,427.36 = 9,742.92 : x
  2. Step 2: Convert to fraction form
    17,700.90/24,427.36 = 9,742.92/x
  3. Step 3: Cross multiply
    17,700.90x = 24,427.36 × 9,742.92
  4. Step 4: Simplify right side
    17,700.90x = 237,993,814.29
  5. Step 5: Solve for x
    x = 237,993,814.29/17,700.90
  6. Step 6: Final answer
    x = 13,445.29

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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.