Home / 14,807.70-22,211.55-8,565.30

Finding the Fourth Proportional to 14,807.70, 22,211.55 and 8,565.30

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Solution

The fourth proportional to 14,807.70, 22,211.55 and 8,565.30 is: 12,847.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,807.70 : 22,211.55 = 8,565.30 : x
  2. Step 2: Convert to fraction form
    14,807.70/22,211.55 = 8,565.30/x
  3. Step 3: Cross multiply
    14,807.70x = 22,211.55 × 8,565.30
  4. Step 4: Simplify right side
    14,807.70x = 190,248,589.22
  5. Step 5: Solve for x
    x = 190,248,589.22/14,807.70
  6. Step 6: Final answer
    x = 12,847.95

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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.