Home / 19,600.51-29,459.08-9,219.55

Finding the Fourth Proportional to 19,600.51, 29,459.08 and 9,219.55

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Solution

The fourth proportional to 19,600.51, 29,459.08 and 9,219.55 is: 13,856.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,600.51 : 29,459.08 = 9,219.55 : x
  2. Step 2: Convert to fraction form
    19,600.51/29,459.08 = 9,219.55/x
  3. Step 3: Cross multiply
    19,600.51x = 29,459.08 × 9,219.55
  4. Step 4: Simplify right side
    19,600.51x = 271,599,290.67
  5. Step 5: Solve for x
    x = 271,599,290.67/19,600.51
  6. Step 6: Final answer
    x = 13,856.75

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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.