Home / 14,056.60-21,068.67-5,285.92

Finding the Fourth Proportional to 14,056.60, 21,068.67 and 5,285.92

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Solution

The fourth proportional to 14,056.60, 21,068.67 and 5,285.92 is: 7,922.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,056.60 : 21,068.67 = 5,285.92 : x
  2. Step 2: Convert to fraction form
    14,056.60/21,068.67 = 5,285.92/x
  3. Step 3: Cross multiply
    14,056.60x = 21,068.67 × 5,285.92
  4. Step 4: Simplify right side
    14,056.60x = 111,367,304.13
  5. Step 5: Solve for x
    x = 111,367,304.13/14,056.60
  6. Step 6: Final answer
    x = 7,922.78

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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.