Home / 39,755.04-54,865.09-22,764.63

Finding the Fourth Proportional to 39,755.04, 54,865.09 and 22,764.63

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Solution

The fourth proportional to 39,755.04, 54,865.09 and 22,764.63 is: 31,416.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,755.04 : 54,865.09 = 22,764.63 : x
  2. Step 2: Convert to fraction form
    39,755.04/54,865.09 = 22,764.63/x
  3. Step 3: Cross multiply
    39,755.04x = 54,865.09 × 22,764.63
  4. Step 4: Simplify right side
    39,755.04x = 1,248,983,473.77
  5. Step 5: Solve for x
    x = 1,248,983,473.77/39,755.04
  6. Step 6: Final answer
    x = 31,416.98

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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.