Home / 23,088.58-31,859.94-14,138.62

Finding the Fourth Proportional to 23,088.58, 31,859.94 and 14,138.62

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Solution

The fourth proportional to 23,088.58, 31,859.94 and 14,138.62 is: 19,509.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,088.58 : 31,859.94 = 14,138.62 : x
  2. Step 2: Convert to fraction form
    23,088.58/31,859.94 = 14,138.62/x
  3. Step 3: Cross multiply
    23,088.58x = 31,859.94 × 14,138.62
  4. Step 4: Simplify right side
    23,088.58x = 450,455,584.88
  5. Step 5: Solve for x
    x = 450,455,584.88/23,088.58
  6. Step 6: Final answer
    x = 19,509.89

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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.