Home / 31,296.13-46,911.39-14,642.13

Finding the Fourth Proportional to 31,296.13, 46,911.39 and 14,642.13

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Solution

The fourth proportional to 31,296.13, 46,911.39 and 14,642.13 is: 21,947.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,296.13 : 46,911.39 = 14,642.13 : x
  2. Step 2: Convert to fraction form
    31,296.13/46,911.39 = 14,642.13/x
  3. Step 3: Cross multiply
    31,296.13x = 46,911.39 × 14,642.13
  4. Step 4: Simplify right side
    31,296.13x = 686,882,670.86
  5. Step 5: Solve for x
    x = 686,882,670.86/31,296.13
  6. Step 6: Final answer
    x = 21,947.85

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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.