Home / 21,352.70-32,048.73-10,830.11

Finding the Fourth Proportional to 21,352.70, 32,048.73 and 10,830.11

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Solution

The fourth proportional to 21,352.70, 32,048.73 and 10,830.11 is: 16,255.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,352.70 : 32,048.73 = 10,830.11 : x
  2. Step 2: Convert to fraction form
    21,352.70/32,048.73 = 10,830.11/x
  3. Step 3: Cross multiply
    21,352.70x = 32,048.73 × 10,830.11
  4. Step 4: Simplify right side
    21,352.70x = 347,091,111.02
  5. Step 5: Solve for x
    x = 347,091,111.02/21,352.70
  6. Step 6: Final answer
    x = 16,255.14

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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.