Home / 34,549.02-47,645.01-31,971.78

Finding the Fourth Proportional to 34,549.02, 47,645.01 and 31,971.78

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Solution

The fourth proportional to 34,549.02, 47,645.01 and 31,971.78 is: 44,090.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,549.02 : 47,645.01 = 31,971.78 : x
  2. Step 2: Convert to fraction form
    34,549.02/47,645.01 = 31,971.78/x
  3. Step 3: Cross multiply
    34,549.02x = 47,645.01 × 31,971.78
  4. Step 4: Simplify right side
    34,549.02x = 1,523,295,777.82
  5. Step 5: Solve for x
    x = 1,523,295,777.82/34,549.02
  6. Step 6: Final answer
    x = 44,090.85

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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.