Home / 14,910.32-22,368.18-6,140.45

Finding the Fourth Proportional to 14,910.32, 22,368.18 and 6,140.45

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Solution

The fourth proportional to 14,910.32, 22,368.18 and 6,140.45 is: 9,211.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,910.32 : 22,368.18 = 6,140.45 : x
  2. Step 2: Convert to fraction form
    14,910.32/22,368.18 = 6,140.45/x
  3. Step 3: Cross multiply
    14,910.32x = 22,368.18 × 6,140.45
  4. Step 4: Simplify right side
    14,910.32x = 137,350,690.88
  5. Step 5: Solve for x
    x = 137,350,690.88/14,910.32
  6. Step 6: Final answer
    x = 9,211.79

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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.