Home / 21,339.51-32,010.98-5,756.91

Finding the Fourth Proportional to 21,339.51, 32,010.98 and 5,756.91

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Solution

The fourth proportional to 21,339.51, 32,010.98 and 5,756.91 is: 8,635.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,339.51 : 32,010.98 = 5,756.91 : x
  2. Step 2: Convert to fraction form
    21,339.51/32,010.98 = 5,756.91/x
  3. Step 3: Cross multiply
    21,339.51x = 32,010.98 × 5,756.91
  4. Step 4: Simplify right side
    21,339.51x = 184,284,302.09
  5. Step 5: Solve for x
    x = 184,284,302.09/21,339.51
  6. Step 6: Final answer
    x = 8,635.83

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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.