Home / 25,187.04-37,781.28-14,791.68

Finding the Fourth Proportional to 25,187.04, 37,781.28 and 14,791.68

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Solution

The fourth proportional to 25,187.04, 37,781.28 and 14,791.68 is: 22,187.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,187.04 : 37,781.28 = 14,791.68 : x
  2. Step 2: Convert to fraction form
    25,187.04/37,781.28 = 14,791.68/x
  3. Step 3: Cross multiply
    25,187.04x = 37,781.28 × 14,791.68
  4. Step 4: Simplify right side
    25,187.04x = 558,848,603.75
  5. Step 5: Solve for x
    x = 558,848,603.75/25,187.04
  6. Step 6: Final answer
    x = 22,187.94

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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.