Home / 39,692.36-54,780.18-22,925.48

Finding the Fourth Proportional to 39,692.36, 54,780.18 and 22,925.48

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Solution

The fourth proportional to 39,692.36, 54,780.18 and 22,925.48 is: 31,639.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,692.36 : 54,780.18 = 22,925.48 : x
  2. Step 2: Convert to fraction form
    39,692.36/54,780.18 = 22,925.48/x
  3. Step 3: Cross multiply
    39,692.36x = 54,780.18 × 22,925.48
  4. Step 4: Simplify right side
    39,692.36x = 1,255,861,920.99
  5. Step 5: Solve for x
    x = 1,255,861,920.99/39,692.36
  6. Step 6: Final answer
    x = 31,639.89

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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.