Home / 25,349.72-34,982.84-14,019.98

Finding the Fourth Proportional to 25,349.72, 34,982.84 and 14,019.98

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Solution

The fourth proportional to 25,349.72, 34,982.84 and 14,019.98 is: 19,347.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,349.72 : 34,982.84 = 14,019.98 : x
  2. Step 2: Convert to fraction form
    25,349.72/34,982.84 = 14,019.98/x
  3. Step 3: Cross multiply
    25,349.72x = 34,982.84 × 14,019.98
  4. Step 4: Simplify right side
    25,349.72x = 490,458,717.14
  5. Step 5: Solve for x
    x = 490,458,717.14/25,349.72
  6. Step 6: Final answer
    x = 19,347.70

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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.