Home / 17,378.16-26,070.87-5,690.46

Finding the Fourth Proportional to 17,378.16, 26,070.87 and 5,690.46

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Solution

The fourth proportional to 17,378.16, 26,070.87 and 5,690.46 is: 8,536.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,378.16 : 26,070.87 = 5,690.46 : x
  2. Step 2: Convert to fraction form
    17,378.16/26,070.87 = 5,690.46/x
  3. Step 3: Cross multiply
    17,378.16x = 26,070.87 × 5,690.46
  4. Step 4: Simplify right side
    17,378.16x = 148,355,242.90
  5. Step 5: Solve for x
    x = 148,355,242.90/17,378.16
  6. Step 6: Final answer
    x = 8,536.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.