Home / 21,393.21-32,063.09-10,296.93

Finding the Fourth Proportional to 21,393.21, 32,063.09 and 10,296.93

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Solution

The fourth proportional to 21,393.21, 32,063.09 and 10,296.93 is: 15,432.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,393.21 : 32,063.09 = 10,296.93 : x
  2. Step 2: Convert to fraction form
    21,393.21/32,063.09 = 10,296.93/x
  3. Step 3: Cross multiply
    21,393.21x = 32,063.09 × 10,296.93
  4. Step 4: Simplify right side
    21,393.21x = 330,151,341.83
  5. Step 5: Solve for x
    x = 330,151,341.83/21,393.21
  6. Step 6: Final answer
    x = 15,432.53

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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.