Home / 30,030.28-41,438.18-16,599.71

Finding the Fourth Proportional to 30,030.28, 41,438.18 and 16,599.71

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Solution

The fourth proportional to 30,030.28, 41,438.18 and 16,599.71 is: 22,905.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,030.28 : 41,438.18 = 16,599.71 : x
  2. Step 2: Convert to fraction form
    30,030.28/41,438.18 = 16,599.71/x
  3. Step 3: Cross multiply
    30,030.28x = 41,438.18 × 16,599.71
  4. Step 4: Simplify right side
    30,030.28x = 687,861,799.48
  5. Step 5: Solve for x
    x = 687,861,799.48/30,030.28
  6. Step 6: Final answer
    x = 22,905.61

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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.