Home / 14,910.57-22,368.60-6,140.70

Finding the Fourth Proportional to 14,910.57, 22,368.60 and 6,140.70

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Solution

The fourth proportional to 14,910.57, 22,368.60 and 6,140.70 is: 9,212.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,910.57 : 22,368.60 = 6,140.70 : x
  2. Step 2: Convert to fraction form
    14,910.57/22,368.60 = 6,140.70/x
  3. Step 3: Cross multiply
    14,910.57x = 22,368.60 × 6,140.70
  4. Step 4: Simplify right side
    14,910.57x = 137,358,862.02
  5. Step 5: Solve for x
    x = 137,358,862.02/14,910.57
  6. Step 6: Final answer
    x = 9,212.18

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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.