Home / 20,810.04-31,282.73-16,695.06

Finding the Fourth Proportional to 20,810.04, 31,282.73 and 16,695.06

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Solution

The fourth proportional to 20,810.04, 31,282.73 and 16,695.06 is: 25,096.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,810.04 : 31,282.73 = 16,695.06 : x
  2. Step 2: Convert to fraction form
    20,810.04/31,282.73 = 16,695.06/x
  3. Step 3: Cross multiply
    20,810.04x = 31,282.73 × 16,695.06
  4. Step 4: Simplify right side
    20,810.04x = 522,266,970.84
  5. Step 5: Solve for x
    x = 522,266,970.84/20,810.04
  6. Step 6: Final answer
    x = 25,096.87

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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.