Home / 14,560.44-21,820.90-6,653.15

Finding the Fourth Proportional to 14,560.44, 21,820.90 and 6,653.15

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Solution

The fourth proportional to 14,560.44, 21,820.90 and 6,653.15 is: 9,970.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,560.44 : 21,820.90 = 6,653.15 : x
  2. Step 2: Convert to fraction form
    14,560.44/21,820.90 = 6,653.15/x
  3. Step 3: Cross multiply
    14,560.44x = 21,820.90 × 6,653.15
  4. Step 4: Simplify right side
    14,560.44x = 145,177,720.84
  5. Step 5: Solve for x
    x = 145,177,720.84/14,560.44
  6. Step 6: Final answer
    x = 9,970.70

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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.