Home / 31,236.04-46,881.78-14,605.12

Finding the Fourth Proportional to 31,236.04, 46,881.78 and 14,605.12

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Solution

The fourth proportional to 31,236.04, 46,881.78 and 14,605.12 is: 21,920.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,236.04 : 46,881.78 = 14,605.12 : x
  2. Step 2: Convert to fraction form
    31,236.04/46,881.78 = 14,605.12/x
  3. Step 3: Cross multiply
    31,236.04x = 46,881.78 × 14,605.12
  4. Step 4: Simplify right side
    31,236.04x = 684,714,022.71
  5. Step 5: Solve for x
    x = 684,714,022.71/31,236.04
  6. Step 6: Final answer
    x = 21,920.64

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1.5x scale

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.