Home / 13,836.78-19,094.43-7,549.26

Finding the Fourth Proportional to 13,836.78, 19,094.43 and 7,549.26

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Solution

The fourth proportional to 13,836.78, 19,094.43 and 7,549.26 is: 10,417.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,836.78 : 19,094.43 = 7,549.26 : x
  2. Step 2: Convert to fraction form
    13,836.78/19,094.43 = 7,549.26/x
  3. Step 3: Cross multiply
    13,836.78x = 19,094.43 × 7,549.26
  4. Step 4: Simplify right side
    13,836.78x = 144,148,816.62
  5. Step 5: Solve for x
    x = 144,148,816.62/13,836.78
  6. Step 6: Final answer
    x = 10,417.80

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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.