Home / 13,024.59-17,975.73-7,987.92

Finding the Fourth Proportional to 13,024.59, 17,975.73 and 7,987.92

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Solution

The fourth proportional to 13,024.59, 17,975.73 and 7,987.92 is: 11,024.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,024.59 : 17,975.73 = 7,987.92 : x
  2. Step 2: Convert to fraction form
    13,024.59/17,975.73 = 7,987.92/x
  3. Step 3: Cross multiply
    13,024.59x = 17,975.73 × 7,987.92
  4. Step 4: Simplify right side
    13,024.59x = 143,588,693.18
  5. Step 5: Solve for x
    x = 143,588,693.18/13,024.59
  6. Step 6: Final answer
    x = 11,024.43

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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.