Home / 47,146.57-65,064.63-29,247.34

Finding the Fourth Proportional to 47,146.57, 65,064.63 and 29,247.34

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Solution

The fourth proportional to 47,146.57, 65,064.63 and 29,247.34 is: 40,362.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,146.57 : 65,064.63 = 29,247.34 : x
  2. Step 2: Convert to fraction form
    47,146.57/65,064.63 = 29,247.34/x
  3. Step 3: Cross multiply
    47,146.57x = 65,064.63 × 29,247.34
  4. Step 4: Simplify right side
    47,146.57x = 1,902,967,192.92
  5. Step 5: Solve for x
    x = 1,902,967,192.92/47,146.57
  6. Step 6: Final answer
    x = 40,362.79

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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.