Home / 31,287.60-46,814.76-30,937.68

Finding the Fourth Proportional to 31,287.60, 46,814.76 and 30,937.68

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Solution

The fourth proportional to 31,287.60, 46,814.76 and 30,937.68 is: 46,291.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,287.60 : 46,814.76 = 30,937.68 : x
  2. Step 2: Convert to fraction form
    31,287.60/46,814.76 = 30,937.68/x
  3. Step 3: Cross multiply
    31,287.60x = 46,814.76 × 30,937.68
  4. Step 4: Simplify right side
    31,287.60x = 1,448,340,064.16
  5. Step 5: Solve for x
    x = 1,448,340,064.16/31,287.60
  6. Step 6: Final answer
    x = 46,291.18

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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.