Home / 20,424.01-30,580.93-14,170.81

Finding the Fourth Proportional to 20,424.01, 30,580.93 and 14,170.81

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Solution

The fourth proportional to 20,424.01, 30,580.93 and 14,170.81 is: 21,218.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,424.01 : 30,580.93 = 14,170.81 : x
  2. Step 2: Convert to fraction form
    20,424.01/30,580.93 = 14,170.81/x
  3. Step 3: Cross multiply
    20,424.01x = 30,580.93 × 14,170.81
  4. Step 4: Simplify right side
    20,424.01x = 433,356,548.65
  5. Step 5: Solve for x
    x = 433,356,548.65/20,424.01
  6. Step 6: Final answer
    x = 21,218.00

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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.