Home / 31,624.08-43,640.78-17,477.16

Finding the Fourth Proportional to 31,624.08, 43,640.78 and 17,477.16

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Solution

The fourth proportional to 31,624.08, 43,640.78 and 17,477.16 is: 24,118.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,624.08 : 43,640.78 = 17,477.16 : x
  2. Step 2: Convert to fraction form
    31,624.08/43,640.78 = 17,477.16/x
  3. Step 3: Cross multiply
    31,624.08x = 43,640.78 × 17,477.16
  4. Step 4: Simplify right side
    31,624.08x = 762,716,894.58
  5. Step 5: Solve for x
    x = 762,716,894.58/31,624.08
  6. Step 6: Final answer
    x = 24,118.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.