Home / 47,462.16-71,201.52-21,166.32

Finding the Fourth Proportional to 47,462.16, 71,201.52 and 21,166.32

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Solution

The fourth proportional to 47,462.16, 71,201.52 and 21,166.32 is: 31,753.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,462.16 : 71,201.52 = 21,166.32 : x
  2. Step 2: Convert to fraction form
    47,462.16/71,201.52 = 21,166.32/x
  3. Step 3: Cross multiply
    47,462.16x = 71,201.52 × 21,166.32
  4. Step 4: Simplify right side
    47,462.16x = 1,507,074,156.81
  5. Step 5: Solve for x
    x = 1,507,074,156.81/47,462.16
  6. Step 6: Final answer
    x = 31,753.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.