Home / 25,106.92-34,647.53-13,776.48

Finding the Fourth Proportional to 25,106.92, 34,647.53 and 13,776.48

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Solution

The fourth proportional to 25,106.92, 34,647.53 and 13,776.48 is: 19,011.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,106.92 : 34,647.53 = 13,776.48 : x
  2. Step 2: Convert to fraction form
    25,106.92/34,647.53 = 13,776.48/x
  3. Step 3: Cross multiply
    25,106.92x = 34,647.53 × 13,776.48
  4. Step 4: Simplify right side
    25,106.92x = 477,320,935.21
  5. Step 5: Solve for x
    x = 477,320,935.21/25,106.92
  6. Step 6: Final answer
    x = 19,011.53

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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.