Home / 22,887.58-34,159.77-21,392.91

Finding the Fourth Proportional to 22,887.58, 34,159.77 and 21,392.91

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Solution

The fourth proportional to 22,887.58, 34,159.77 and 21,392.91 is: 31,928.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,887.58 : 34,159.77 = 21,392.91 : x
  2. Step 2: Convert to fraction form
    22,887.58/34,159.77 = 21,392.91/x
  3. Step 3: Cross multiply
    22,887.58x = 34,159.77 × 21,392.91
  4. Step 4: Simplify right side
    22,887.58x = 730,776,885.23
  5. Step 5: Solve for x
    x = 730,776,885.23/22,887.58
  6. Step 6: Final answer
    x = 31,928.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.