Home / 21,332.24-32,001.88-6,539.68

Finding the Fourth Proportional to 21,332.24, 32,001.88 and 6,539.68

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Solution

The fourth proportional to 21,332.24, 32,001.88 and 6,539.68 is: 9,810.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,332.24 : 32,001.88 = 6,539.68 : x
  2. Step 2: Convert to fraction form
    21,332.24/32,001.88 = 6,539.68/x
  3. Step 3: Cross multiply
    21,332.24x = 32,001.88 × 6,539.68
  4. Step 4: Simplify right side
    21,332.24x = 209,282,054.60
  5. Step 5: Solve for x
    x = 209,282,054.60/21,332.24
  6. Step 6: Final answer
    x = 9,810.60

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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.