Home / 15,544.62-21,446.88-14,047.74

Finding the Fourth Proportional to 15,544.62, 21,446.88 and 14,047.74

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Solution

The fourth proportional to 15,544.62, 21,446.88 and 14,047.74 is: 19,381.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,544.62 : 21,446.88 = 14,047.74 : x
  2. Step 2: Convert to fraction form
    15,544.62/21,446.88 = 14,047.74/x
  3. Step 3: Cross multiply
    15,544.62x = 21,446.88 × 14,047.74
  4. Step 4: Simplify right side
    15,544.62x = 301,280,194.05
  5. Step 5: Solve for x
    x = 301,280,194.05/15,544.62
  6. Step 6: Final answer
    x = 19,381.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.