Home / 31,564.96-43,559.85-17,225.80

Finding the Fourth Proportional to 31,564.96, 43,559.85 and 17,225.80

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Solution

The fourth proportional to 31,564.96, 43,559.85 and 17,225.80 is: 23,771.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,564.96 : 43,559.85 = 17,225.80 : x
  2. Step 2: Convert to fraction form
    31,564.96/43,559.85 = 17,225.80/x
  3. Step 3: Cross multiply
    31,564.96x = 43,559.85 × 17,225.80
  4. Step 4: Simplify right side
    31,564.96x = 750,353,264.13
  5. Step 5: Solve for x
    x = 750,353,264.13/31,564.96
  6. Step 6: Final answer
    x = 23,771.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.