Home / 20,763.93-31,151.06-5,973.84

Finding the Fourth Proportional to 20,763.93, 31,151.06 and 5,973.84

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Solution

The fourth proportional to 20,763.93, 31,151.06 and 5,973.84 is: 8,962.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,763.93 : 31,151.06 = 5,973.84 : x
  2. Step 2: Convert to fraction form
    20,763.93/31,151.06 = 5,973.84/x
  3. Step 3: Cross multiply
    20,763.93x = 31,151.06 × 5,973.84
  4. Step 4: Simplify right side
    20,763.93x = 186,091,448.27
  5. Step 5: Solve for x
    x = 186,091,448.27/20,763.93
  6. Step 6: Final answer
    x = 8,962.25

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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.