Home / 13,244.14-18,271.82-7,577.74

Finding the Fourth Proportional to 13,244.14, 18,271.82 and 7,577.74

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Solution

The fourth proportional to 13,244.14, 18,271.82 and 7,577.74 is: 10,454.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,244.14 : 18,271.82 = 7,577.74 : x
  2. Step 2: Convert to fraction form
    13,244.14/18,271.82 = 7,577.74/x
  3. Step 3: Cross multiply
    13,244.14x = 18,271.82 × 7,577.74
  4. Step 4: Simplify right side
    13,244.14x = 138,459,101.29
  5. Step 5: Solve for x
    x = 138,459,101.29/13,244.14
  6. Step 6: Final answer
    x = 10,454.37

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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.