Home / 38,739.50-53,452.26-22,818.14

Finding the Fourth Proportional to 38,739.50, 53,452.26 and 22,818.14

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Solution

The fourth proportional to 38,739.50, 53,452.26 and 22,818.14 is: 31,484.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,739.50 : 53,452.26 = 22,818.14 : x
  2. Step 2: Convert to fraction form
    38,739.50/53,452.26 = 22,818.14/x
  3. Step 3: Cross multiply
    38,739.50x = 53,452.26 × 22,818.14
  4. Step 4: Simplify right side
    38,739.50x = 1,219,681,152.00
  5. Step 5: Solve for x
    x = 1,219,681,152.00/38,739.50
  6. Step 6: Final answer
    x = 31,484.17

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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.