Home / 39,288.01-58,933.96-11,212.20

Finding the Fourth Proportional to 39,288.01, 58,933.96 and 11,212.20

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Solution

The fourth proportional to 39,288.01, 58,933.96 and 11,212.20 is: 16,818.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,288.01 : 58,933.96 = 11,212.20 : x
  2. Step 2: Convert to fraction form
    39,288.01/58,933.96 = 11,212.20/x
  3. Step 3: Cross multiply
    39,288.01x = 58,933.96 × 11,212.20
  4. Step 4: Simplify right side
    39,288.01x = 660,779,346.31
  5. Step 5: Solve for x
    x = 660,779,346.31/39,288.01
  6. Step 6: Final answer
    x = 16,818.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.