Home / 34,962.24-48,142.98-31,321.08

Finding the Fourth Proportional to 34,962.24, 48,142.98 and 31,321.08

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Solution

The fourth proportional to 34,962.24, 48,142.98 and 31,321.08 is: 43,129.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,962.24 : 48,142.98 = 31,321.08 : x
  2. Step 2: Convert to fraction form
    34,962.24/48,142.98 = 31,321.08/x
  3. Step 3: Cross multiply
    34,962.24x = 48,142.98 × 31,321.08
  4. Step 4: Simplify right side
    34,962.24x = 1,507,890,128.02
  5. Step 5: Solve for x
    x = 1,507,890,128.02/34,962.24
  6. Step 6: Final answer
    x = 43,129.11

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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.