Home / 30,002.31-41,403.02-16,573.50

Finding the Fourth Proportional to 30,002.31, 41,403.02 and 16,573.50

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Solution

The fourth proportional to 30,002.31, 41,403.02 and 16,573.50 is: 22,871.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,002.31 : 41,403.02 = 16,573.50 : x
  2. Step 2: Convert to fraction form
    30,002.31/41,403.02 = 16,573.50/x
  3. Step 3: Cross multiply
    30,002.31x = 41,403.02 × 16,573.50
  4. Step 4: Simplify right side
    30,002.31x = 686,192,869.10
  5. Step 5: Solve for x
    x = 686,192,869.10/30,002.31
  6. Step 6: Final answer
    x = 22,871.33

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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.