Home / 21,555.32-32,348.69-11,034.14

Finding the Fourth Proportional to 21,555.32, 32,348.69 and 11,034.14

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Solution

The fourth proportional to 21,555.32, 32,348.69 and 11,034.14 is: 16,559.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,555.32 : 32,348.69 = 11,034.14 : x
  2. Step 2: Convert to fraction form
    21,555.32/32,348.69 = 11,034.14/x
  3. Step 3: Cross multiply
    21,555.32x = 32,348.69 × 11,034.14
  4. Step 4: Simplify right side
    21,555.32x = 356,939,875.26
  5. Step 5: Solve for x
    x = 356,939,875.26/21,555.32
  6. Step 6: Final answer
    x = 16,559.25

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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.