Home / 25,095.45-34,631.73-13,917.45

Finding the Fourth Proportional to 25,095.45, 34,631.73 and 13,917.45

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Solution

The fourth proportional to 25,095.45, 34,631.73 and 13,917.45 is: 19,206.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,095.45 : 34,631.73 = 13,917.45 : x
  2. Step 2: Convert to fraction form
    25,095.45/34,631.73 = 13,917.45/x
  3. Step 3: Cross multiply
    25,095.45x = 34,631.73 × 13,917.45
  4. Step 4: Simplify right side
    25,095.45x = 481,985,169.21
  5. Step 5: Solve for x
    x = 481,985,169.21/25,095.45
  6. Step 6: Final answer
    x = 19,206.08

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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.