Home / 22,838.88-31,509.84-13,883.52

Finding the Fourth Proportional to 22,838.88, 31,509.84 and 13,883.52

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Solution

The fourth proportional to 22,838.88, 31,509.84 and 13,883.52 is: 19,154.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,838.88 : 31,509.84 = 13,883.52 : x
  2. Step 2: Convert to fraction form
    22,838.88/31,509.84 = 13,883.52/x
  3. Step 3: Cross multiply
    22,838.88x = 31,509.84 × 13,883.52
  4. Step 4: Simplify right side
    22,838.88x = 437,467,493.84
  5. Step 5: Solve for x
    x = 437,467,493.84/22,838.88
  6. Step 6: Final answer
    x = 19,154.51

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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.