Home / 25,385.79-35,031.24-14,054.49

Finding the Fourth Proportional to 25,385.79, 35,031.24 and 14,054.49

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Solution

The fourth proportional to 25,385.79, 35,031.24 and 14,054.49 is: 19,394.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,385.79 : 35,031.24 = 14,054.49 : x
  2. Step 2: Convert to fraction form
    25,385.79/35,031.24 = 14,054.49/x
  3. Step 3: Cross multiply
    25,385.79x = 35,031.24 × 14,054.49
  4. Step 4: Simplify right side
    25,385.79x = 492,346,212.27
  5. Step 5: Solve for x
    x = 492,346,212.27/25,385.79
  6. Step 6: Final answer
    x = 19,394.56

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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.