Home / 37,425.17-51,646.55-20,429.42

Finding the Fourth Proportional to 37,425.17, 51,646.55 and 20,429.42

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Solution

The fourth proportional to 37,425.17, 51,646.55 and 20,429.42 is: 28,192.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,425.17 : 51,646.55 = 20,429.42 : x
  2. Step 2: Convert to fraction form
    37,425.17/51,646.55 = 20,429.42/x
  3. Step 3: Cross multiply
    37,425.17x = 51,646.55 × 20,429.42
  4. Step 4: Simplify right side
    37,425.17x = 1,055,108,701.12
  5. Step 5: Solve for x
    x = 1,055,108,701.12/37,425.17
  6. Step 6: Final answer
    x = 28,192.49

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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.