Home / 37,328.29-51,512.60-20,332.47

Finding the Fourth Proportional to 37,328.29, 51,512.60 and 20,332.47

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Solution

The fourth proportional to 37,328.29, 51,512.60 and 20,332.47 is: 28,058.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,328.29 : 51,512.60 = 20,332.47 : x
  2. Step 2: Convert to fraction form
    37,328.29/51,512.60 = 20,332.47/x
  3. Step 3: Cross multiply
    37,328.29x = 51,512.60 × 20,332.47
  4. Step 4: Simplify right side
    37,328.29x = 1,047,378,394.12
  5. Step 5: Solve for x
    x = 1,047,378,394.12/37,328.29
  6. Step 6: Final answer
    x = 28,058.57

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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.