Home / 25,721.79-35,497.83-14,392.36

Finding the Fourth Proportional to 25,721.79, 35,497.83 and 14,392.36

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Solution

The fourth proportional to 25,721.79, 35,497.83 and 14,392.36 is: 19,862.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,721.79 : 35,497.83 = 14,392.36 : x
  2. Step 2: Convert to fraction form
    25,721.79/35,497.83 = 14,392.36/x
  3. Step 3: Cross multiply
    25,721.79x = 35,497.83 × 14,392.36
  4. Step 4: Simplify right side
    25,721.79x = 510,897,548.58
  5. Step 5: Solve for x
    x = 510,897,548.58/25,721.79
  6. Step 6: Final answer
    x = 19,862.44

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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.