Home / 13,343.93-20,009.10-4,456.07

Finding the Fourth Proportional to 13,343.93, 20,009.10 and 4,456.07

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Solution

The fourth proportional to 13,343.93, 20,009.10 and 4,456.07 is: 6,681.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,343.93 : 20,009.10 = 4,456.07 : x
  2. Step 2: Convert to fraction form
    13,343.93/20,009.10 = 4,456.07/x
  3. Step 3: Cross multiply
    13,343.93x = 20,009.10 × 4,456.07
  4. Step 4: Simplify right side
    13,343.93x = 89,161,950.24
  5. Step 5: Solve for x
    x = 89,161,950.24/13,343.93
  6. Step 6: Final answer
    x = 6,681.84

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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.