Home / 30,366.35-45,549.51-15,565.83

Finding the Fourth Proportional to 30,366.35, 45,549.51 and 15,565.83

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Solution

The fourth proportional to 30,366.35, 45,549.51 and 15,565.83 is: 23,348.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,366.35 : 45,549.51 = 15,565.83 : x
  2. Step 2: Convert to fraction form
    30,366.35/45,549.51 = 15,565.83/x
  3. Step 3: Cross multiply
    30,366.35x = 45,549.51 × 15,565.83
  4. Step 4: Simplify right side
    30,366.35x = 709,015,929.24
  5. Step 5: Solve for x
    x = 709,015,929.24/30,366.35
  6. Step 6: Final answer
    x = 23,348.74

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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.