Home / 13,836.75-19,094.85-7,549.26

Finding the Fourth Proportional to 13,836.75, 19,094.85 and 7,549.26

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Solution

The fourth proportional to 13,836.75, 19,094.85 and 7,549.26 is: 10,418.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,836.75 : 19,094.85 = 7,549.26 : x
  2. Step 2: Convert to fraction form
    13,836.75/19,094.85 = 7,549.26/x
  3. Step 3: Cross multiply
    13,836.75x = 19,094.85 × 7,549.26
  4. Step 4: Simplify right side
    13,836.75x = 144,151,987.31
  5. Step 5: Solve for x
    x = 144,151,987.31/13,836.75
  6. Step 6: Final answer
    x = 10,418.05

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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.