Home / 13,035.45-17,988.93-7,067.10

Finding the Fourth Proportional to 13,035.45, 17,988.93 and 7,067.10

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Solution

The fourth proportional to 13,035.45, 17,988.93 and 7,067.10 is: 9,752.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,035.45 : 17,988.93 = 7,067.10 : x
  2. Step 2: Convert to fraction form
    13,035.45/17,988.93 = 7,067.10/x
  3. Step 3: Cross multiply
    13,035.45x = 17,988.93 × 7,067.10
  4. Step 4: Simplify right side
    13,035.45x = 127,129,567.20
  5. Step 5: Solve for x
    x = 127,129,567.20/13,035.45
  6. Step 6: Final answer
    x = 9,752.60

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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.