Home / 37,328.60-51,512.02-20,332.58

Finding the Fourth Proportional to 37,328.60, 51,512.02 and 20,332.58

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Solution

The fourth proportional to 37,328.60, 51,512.02 and 20,332.58 is: 28,058.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,328.60 : 51,512.02 = 20,332.58 : x
  2. Step 2: Convert to fraction form
    37,328.60/51,512.02 = 20,332.58/x
  3. Step 3: Cross multiply
    37,328.60x = 51,512.02 × 20,332.58
  4. Step 4: Simplify right side
    37,328.60x = 1,047,372,267.61
  5. Step 5: Solve for x
    x = 1,047,372,267.61/37,328.60
  6. Step 6: Final answer
    x = 28,058.17

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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.