Home / 13,943.59-19,241.48-7,570.04

Finding the Fourth Proportional to 13,943.59, 19,241.48 and 7,570.04

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Solution

The fourth proportional to 13,943.59, 19,241.48 and 7,570.04 is: 10,446.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,943.59 : 19,241.48 = 7,570.04 : x
  2. Step 2: Convert to fraction form
    13,943.59/19,241.48 = 7,570.04/x
  3. Step 3: Cross multiply
    13,943.59x = 19,241.48 × 7,570.04
  4. Step 4: Simplify right side
    13,943.59x = 145,658,735.41
  5. Step 5: Solve for x
    x = 145,658,735.41/13,943.59
  6. Step 6: Final answer
    x = 10,446.29

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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.