Home / 25,295.96-34,908.48-13,965.47

Finding the Fourth Proportional to 25,295.96, 34,908.48 and 13,965.47

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Solution

The fourth proportional to 25,295.96, 34,908.48 and 13,965.47 is: 19,272.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,295.96 : 34,908.48 = 13,965.47 : x
  2. Step 2: Convert to fraction form
    25,295.96/34,908.48 = 13,965.47/x
  3. Step 3: Cross multiply
    25,295.96x = 34,908.48 × 13,965.47
  4. Step 4: Simplify right side
    25,295.96x = 487,513,260.36
  5. Step 5: Solve for x
    x = 487,513,260.36/25,295.96
  6. Step 6: Final answer
    x = 19,272.38

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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.