Home / 38,232.85-52,762.05-21,238.69

Finding the Fourth Proportional to 38,232.85, 52,762.05 and 21,238.69

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Solution

The fourth proportional to 38,232.85, 52,762.05 and 21,238.69 is: 29,309.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,232.85 : 52,762.05 = 21,238.69 : x
  2. Step 2: Convert to fraction form
    38,232.85/52,762.05 = 21,238.69/x
  3. Step 3: Cross multiply
    38,232.85x = 52,762.05 × 21,238.69
  4. Step 4: Simplify right side
    38,232.85x = 1,120,596,823.71
  5. Step 5: Solve for x
    x = 1,120,596,823.71/38,232.85
  6. Step 6: Final answer
    x = 29,309.79

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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.