Home / 13,342.80-20,016.02-4,580.16

Finding the Fourth Proportional to 13,342.80, 20,016.02 and 4,580.16

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Solution

The fourth proportional to 13,342.80, 20,016.02 and 4,580.16 is: 6,870.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,342.80 : 20,016.02 = 4,580.16 : x
  2. Step 2: Convert to fraction form
    13,342.80/20,016.02 = 4,580.16/x
  3. Step 3: Cross multiply
    13,342.80x = 20,016.02 × 4,580.16
  4. Step 4: Simplify right side
    13,342.80x = 91,676,574.16
  5. Step 5: Solve for x
    x = 91,676,574.16/13,342.80
  6. Step 6: Final answer
    x = 6,870.86

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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.