Home / 30,002.18-41,402.84-16,574.36

Finding the Fourth Proportional to 30,002.18, 41,402.84 and 16,574.36

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Solution

The fourth proportional to 30,002.18, 41,402.84 and 16,574.36 is: 22,872.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,002.18 : 41,402.84 = 16,574.36 : x
  2. Step 2: Convert to fraction form
    30,002.18/41,402.84 = 16,574.36/x
  3. Step 3: Cross multiply
    30,002.18x = 41,402.84 × 16,574.36
  4. Step 4: Simplify right side
    30,002.18x = 686,225,575.18
  5. Step 5: Solve for x
    x = 686,225,575.18/30,002.18
  6. Step 6: Final answer
    x = 22,872.52

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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.