Home / 21,352.80-32,048.73-10,830.08

Finding the Fourth Proportional to 21,352.80, 32,048.73 and 10,830.08

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Solution

The fourth proportional to 21,352.80, 32,048.73 and 10,830.08 is: 16,255.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,352.80 : 32,048.73 = 10,830.08 : x
  2. Step 2: Convert to fraction form
    21,352.80/32,048.73 = 10,830.08/x
  3. Step 3: Cross multiply
    21,352.80x = 32,048.73 × 10,830.08
  4. Step 4: Simplify right side
    21,352.80x = 347,090,349.31
  5. Step 5: Solve for x
    x = 347,090,349.31/21,352.80
  6. Step 6: Final answer
    x = 16,255.03

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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.