Home / 21,559.77-32,338.31-8,048.31

Finding the Fourth Proportional to 21,559.77, 32,338.31 and 8,048.31

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Solution

The fourth proportional to 21,559.77, 32,338.31 and 8,048.31 is: 12,071.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,559.77 : 32,338.31 = 8,048.31 : x
  2. Step 2: Convert to fraction form
    21,559.77/32,338.31 = 8,048.31/x
  3. Step 3: Cross multiply
    21,559.77x = 32,338.31 × 8,048.31
  4. Step 4: Simplify right side
    21,559.77x = 260,268,733.70
  5. Step 5: Solve for x
    x = 260,268,733.70/21,559.77
  6. Step 6: Final answer
    x = 12,071.96

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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.