Home / 25,476.39-35,156.73-14,145.55

Finding the Fourth Proportional to 25,476.39, 35,156.73 and 14,145.55

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Solution

The fourth proportional to 25,476.39, 35,156.73 and 14,145.55 is: 19,520.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,476.39 : 35,156.73 = 14,145.55 : x
  2. Step 2: Convert to fraction form
    25,476.39/35,156.73 = 14,145.55/x
  3. Step 3: Cross multiply
    25,476.39x = 35,156.73 × 14,145.55
  4. Step 4: Simplify right side
    25,476.39x = 497,311,247.21
  5. Step 5: Solve for x
    x = 497,311,247.21/25,476.39
  6. Step 6: Final answer
    x = 19,520.48

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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.