Home / 23,539.84-32,400.47-21,296.95

Finding the Fourth Proportional to 23,539.84, 32,400.47 and 21,296.95

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Solution

The fourth proportional to 23,539.84, 32,400.47 and 21,296.95 is: 29,313.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,539.84 : 32,400.47 = 21,296.95 : x
  2. Step 2: Convert to fraction form
    23,539.84/32,400.47 = 21,296.95/x
  3. Step 3: Cross multiply
    23,539.84x = 32,400.47 × 21,296.95
  4. Step 4: Simplify right side
    23,539.84x = 690,031,161.81
  5. Step 5: Solve for x
    x = 690,031,161.81/23,539.84
  6. Step 6: Final answer
    x = 29,313.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.