Home / 37,423.77-51,646.06-20,429.02

Finding the Fourth Proportional to 37,423.77, 51,646.06 and 20,429.02

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Solution

The fourth proportional to 37,423.77, 51,646.06 and 20,429.02 is: 28,192.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,423.77 : 51,646.06 = 20,429.02 : x
  2. Step 2: Convert to fraction form
    37,423.77/51,646.06 = 20,429.02/x
  3. Step 3: Cross multiply
    37,423.77x = 51,646.06 × 20,429.02
  4. Step 4: Simplify right side
    37,423.77x = 1,055,078,392.66
  5. Step 5: Solve for x
    x = 1,055,078,392.66/37,423.77
  6. Step 6: Final answer
    x = 28,192.73

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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.