Home / 28,027.63-38,637.95-22,048.92

Finding the Fourth Proportional to 28,027.63, 38,637.95 and 22,048.92

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Solution

The fourth proportional to 28,027.63, 38,637.95 and 22,048.92 is: 30,395.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,027.63 : 38,637.95 = 22,048.92 : x
  2. Step 2: Convert to fraction form
    28,027.63/38,637.95 = 22,048.92/x
  3. Step 3: Cross multiply
    28,027.63x = 38,637.95 × 22,048.92
  4. Step 4: Simplify right side
    28,027.63x = 851,924,958.27
  5. Step 5: Solve for x
    x = 851,924,958.27/28,027.63
  6. Step 6: Final answer
    x = 30,395.90

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Double scale
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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.