Home / 14,622.60-21,944.70-9,690.60

Finding the Fourth Proportional to 14,622.60, 21,944.70 and 9,690.60

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Solution

The fourth proportional to 14,622.60, 21,944.70 and 9,690.60 is: 14,543.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,622.60 : 21,944.70 = 9,690.60 : x
  2. Step 2: Convert to fraction form
    14,622.60/21,944.70 = 9,690.60/x
  3. Step 3: Cross multiply
    14,622.60x = 21,944.70 × 9,690.60
  4. Step 4: Simplify right side
    14,622.60x = 212,657,309.82
  5. Step 5: Solve for x
    x = 212,657,309.82/14,622.60
  6. Step 6: Final answer
    x = 14,543.06

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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.