Home / 13,066.79-19,567.35-10,147.13

Finding the Fourth Proportional to 13,066.79, 19,567.35 and 10,147.13

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Solution

The fourth proportional to 13,066.79, 19,567.35 and 10,147.13 is: 15,195.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,066.79 : 19,567.35 = 10,147.13 : x
  2. Step 2: Convert to fraction form
    13,066.79/19,567.35 = 10,147.13/x
  3. Step 3: Cross multiply
    13,066.79x = 19,567.35 × 10,147.13
  4. Step 4: Simplify right side
    13,066.79x = 198,552,444.21
  5. Step 5: Solve for x
    x = 198,552,444.21/13,066.79
  6. Step 6: Final answer
    x = 15,195.20

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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.