Home / 30,560.62-45,856.50-14,779.12

Finding the Fourth Proportional to 30,560.62, 45,856.50 and 14,779.12

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Solution

The fourth proportional to 30,560.62, 45,856.50 and 14,779.12 is: 22,176.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,560.62 : 45,856.50 = 14,779.12 : x
  2. Step 2: Convert to fraction form
    30,560.62/45,856.50 = 14,779.12/x
  3. Step 3: Cross multiply
    30,560.62x = 45,856.50 × 14,779.12
  4. Step 4: Simplify right side
    30,560.62x = 677,718,716.28
  5. Step 5: Solve for x
    x = 677,718,716.28/30,560.62
  6. Step 6: Final answer
    x = 22,176.21

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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.