Home / 14,405.80-21,608.70-4,548.10

Finding the Fourth Proportional to 14,405.80, 21,608.70 and 4,548.10

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Solution

The fourth proportional to 14,405.80, 21,608.70 and 4,548.10 is: 6,822.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,405.80 : 21,608.70 = 4,548.10 : x
  2. Step 2: Convert to fraction form
    14,405.80/21,608.70 = 4,548.10/x
  3. Step 3: Cross multiply
    14,405.80x = 21,608.70 × 4,548.10
  4. Step 4: Simplify right side
    14,405.80x = 98,278,528.47
  5. Step 5: Solve for x
    x = 98,278,528.47/14,405.80
  6. Step 6: Final answer
    x = 6,822.15

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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.