Home / 30,562.40-45,805.32-16,521.92

Finding the Fourth Proportional to 30,562.40, 45,805.32 and 16,521.92

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Solution

The fourth proportional to 30,562.40, 45,805.32 and 16,521.92 is: 24,762.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,562.40 : 45,805.32 = 16,521.92 : x
  2. Step 2: Convert to fraction form
    30,562.40/45,805.32 = 16,521.92/x
  3. Step 3: Cross multiply
    30,562.40x = 45,805.32 × 16,521.92
  4. Step 4: Simplify right side
    30,562.40x = 756,791,832.61
  5. Step 5: Solve for x
    x = 756,791,832.61/30,562.40
  6. Step 6: Final answer
    x = 24,762.19

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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.