Home / 25,527.78-35,228.28-14,349.78

Finding the Fourth Proportional to 25,527.78, 35,228.28 and 14,349.78

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Solution

The fourth proportional to 25,527.78, 35,228.28 and 14,349.78 is: 19,802.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,527.78 : 35,228.28 = 14,349.78 : x
  2. Step 2: Convert to fraction form
    25,527.78/35,228.28 = 14,349.78/x
  3. Step 3: Cross multiply
    25,527.78x = 35,228.28 × 14,349.78
  4. Step 4: Simplify right side
    25,527.78x = 505,518,067.78
  5. Step 5: Solve for x
    x = 505,518,067.78/25,527.78
  6. Step 6: Final answer
    x = 19,802.66

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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.