Home / 31,460.48-47,146.72-23,660.16

Finding the Fourth Proportional to 31,460.48, 47,146.72 and 23,660.16

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Solution

The fourth proportional to 31,460.48, 47,146.72 and 23,660.16 is: 35,457.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,460.48 : 47,146.72 = 23,660.16 : x
  2. Step 2: Convert to fraction form
    31,460.48/47,146.72 = 23,660.16/x
  3. Step 3: Cross multiply
    31,460.48x = 47,146.72 × 23,660.16
  4. Step 4: Simplify right side
    31,460.48x = 1,115,498,938.68
  5. Step 5: Solve for x
    x = 1,115,498,938.68/31,460.48
  6. Step 6: Final answer
    x = 35,457.15

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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.