Home / 47,564.01-65,638.17-27,420.80

Finding the Fourth Proportional to 47,564.01, 65,638.17 and 27,420.80

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Solution

The fourth proportional to 47,564.01, 65,638.17 and 27,420.80 is: 37,840.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,564.01 : 65,638.17 = 27,420.80 : x
  2. Step 2: Convert to fraction form
    47,564.01/65,638.17 = 27,420.80/x
  3. Step 3: Cross multiply
    47,564.01x = 65,638.17 × 27,420.80
  4. Step 4: Simplify right side
    47,564.01x = 1,799,850,803.75
  5. Step 5: Solve for x
    x = 1,799,850,803.75/47,564.01
  6. Step 6: Final answer
    x = 37,840.60

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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.