Home / 25,289.64-34,897.05-13,958.93

Finding the Fourth Proportional to 25,289.64, 34,897.05 and 13,958.93

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Solution

The fourth proportional to 25,289.64, 34,897.05 and 13,958.93 is: 19,261.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,289.64 : 34,897.05 = 13,958.93 : x
  2. Step 2: Convert to fraction form
    25,289.64/34,897.05 = 13,958.93/x
  3. Step 3: Cross multiply
    25,289.64x = 34,897.05 × 13,958.93
  4. Step 4: Simplify right side
    25,289.64x = 487,125,565.40
  5. Step 5: Solve for x
    x = 487,125,565.40/25,289.64
  6. Step 6: Final answer
    x = 19,261.86

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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.