Home / 21,556.65-32,331.22-5,970.63

Finding the Fourth Proportional to 21,556.65, 32,331.22 and 5,970.63

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Solution

The fourth proportional to 21,556.65, 32,331.22 and 5,970.63 is: 8,954.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,556.65 : 32,331.22 = 5,970.63 : x
  2. Step 2: Convert to fraction form
    21,556.65/32,331.22 = 5,970.63/x
  3. Step 3: Cross multiply
    21,556.65x = 32,331.22 × 5,970.63
  4. Step 4: Simplify right side
    21,556.65x = 193,037,752.07
  5. Step 5: Solve for x
    x = 193,037,752.07/21,556.65
  6. Step 6: Final answer
    x = 8,954.90

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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.