Home / 37,392.47-51,602.58-20,397.00

Finding the Fourth Proportional to 37,392.47, 51,602.58 and 20,397.00

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Solution

The fourth proportional to 37,392.47, 51,602.58 and 20,397.00 is: 28,148.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,392.47 : 51,602.58 = 20,397.00 : x
  2. Step 2: Convert to fraction form
    37,392.47/51,602.58 = 20,397.00/x
  3. Step 3: Cross multiply
    37,392.47x = 51,602.58 × 20,397.00
  4. Step 4: Simplify right side
    37,392.47x = 1,052,537,464.26
  5. Step 5: Solve for x
    x = 1,052,537,464.26/37,392.47
  6. Step 6: Final answer
    x = 28,148.38

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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.