Home / 31,461.48-47,148.22-23,661.16

Finding the Fourth Proportional to 31,461.48, 47,148.22 and 23,661.16

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Solution

The fourth proportional to 31,461.48, 47,148.22 and 23,661.16 is: 35,458.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,461.48 : 47,148.22 = 23,661.16 : x
  2. Step 2: Convert to fraction form
    31,461.48/47,148.22 = 23,661.16/x
  3. Step 3: Cross multiply
    31,461.48x = 47,148.22 × 23,661.16
  4. Step 4: Simplify right side
    31,461.48x = 1,115,581,577.14
  5. Step 5: Solve for x
    x = 1,115,581,577.14/31,461.48
  6. Step 6: Final answer
    x = 35,458.65

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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.