Home / 25,495.51-38,230.12-11,443.49

Finding the Fourth Proportional to 25,495.51, 38,230.12 and 11,443.49

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Solution

The fourth proportional to 25,495.51, 38,230.12 and 11,443.49 is: 17,159.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,495.51 : 38,230.12 = 11,443.49 : x
  2. Step 2: Convert to fraction form
    25,495.51/38,230.12 = 11,443.49/x
  3. Step 3: Cross multiply
    25,495.51x = 38,230.12 × 11,443.49
  4. Step 4: Simplify right side
    25,495.51x = 437,485,938.70
  5. Step 5: Solve for x
    x = 437,485,938.70/25,495.51
  6. Step 6: Final answer
    x = 17,159.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.