Home / 37,931.88-52,348.26-21,164.52

Finding the Fourth Proportional to 37,931.88, 52,348.26 and 21,164.52

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Solution

The fourth proportional to 37,931.88, 52,348.26 and 21,164.52 is: 29,208.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,931.88 : 52,348.26 = 21,164.52 : x
  2. Step 2: Convert to fraction form
    37,931.88/52,348.26 = 21,164.52/x
  3. Step 3: Cross multiply
    37,931.88x = 52,348.26 × 21,164.52
  4. Step 4: Simplify right side
    37,931.88x = 1,107,925,795.74
  5. Step 5: Solve for x
    x = 1,107,925,795.74/37,931.88
  6. Step 6: Final answer
    x = 29,208.30

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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.