Home / 13,977.96-19,275.30-9,260.52

Finding the Fourth Proportional to 13,977.96, 19,275.30 and 9,260.52

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Solution

The fourth proportional to 13,977.96, 19,275.30 and 9,260.52 is: 12,770.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,977.96 : 19,275.30 = 9,260.52 : x
  2. Step 2: Convert to fraction form
    13,977.96/19,275.30 = 9,260.52/x
  3. Step 3: Cross multiply
    13,977.96x = 19,275.30 × 9,260.52
  4. Step 4: Simplify right side
    13,977.96x = 178,499,301.16
  5. Step 5: Solve for x
    x = 178,499,301.16/13,977.96
  6. Step 6: Final answer
    x = 12,770.05

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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.