Home / 37,343.80-51,534.21-20,349.04

Finding the Fourth Proportional to 37,343.80, 51,534.21 and 20,349.04

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Solution

The fourth proportional to 37,343.80, 51,534.21 and 20,349.04 is: 28,081.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,343.80 : 51,534.21 = 20,349.04 : x
  2. Step 2: Convert to fraction form
    37,343.80/51,534.21 = 20,349.04/x
  3. Step 3: Cross multiply
    37,343.80x = 51,534.21 × 20,349.04
  4. Step 4: Simplify right side
    37,343.80x = 1,048,671,700.66
  5. Step 5: Solve for x
    x = 1,048,671,700.66/37,343.80
  6. Step 6: Final answer
    x = 28,081.55

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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.