Home / 37,170.02-51,294.68-21,254.80

Finding the Fourth Proportional to 37,170.02, 51,294.68 and 21,254.80

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Solution

The fourth proportional to 37,170.02, 51,294.68 and 21,254.80 is: 29,331.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,170.02 : 51,294.68 = 21,254.80 : x
  2. Step 2: Convert to fraction form
    37,170.02/51,294.68 = 21,254.80/x
  3. Step 3: Cross multiply
    37,170.02x = 51,294.68 × 21,254.80
  4. Step 4: Simplify right side
    37,170.02x = 1,090,258,164.46
  5. Step 5: Solve for x
    x = 1,090,258,164.46/37,170.02
  6. Step 6: Final answer
    x = 29,331.65

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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.