Home / 37,447.02-51,673.95-21,528.41

Finding the Fourth Proportional to 37,447.02, 51,673.95 and 21,528.41

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Solution

The fourth proportional to 37,447.02, 51,673.95 and 21,528.41 is: 29,707.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,447.02 : 51,673.95 = 21,528.41 : x
  2. Step 2: Convert to fraction form
    37,447.02/51,673.95 = 21,528.41/x
  3. Step 3: Cross multiply
    37,447.02x = 51,673.95 × 21,528.41
  4. Step 4: Simplify right side
    37,447.02x = 1,112,457,723.55
  5. Step 5: Solve for x
    x = 1,112,457,723.55/37,447.02
  6. Step 6: Final answer
    x = 29,707.51

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Half scale
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Double scale
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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.