Home / 46,671.16-69,986.12-13,383.68

Finding the Fourth Proportional to 46,671.16, 69,986.12 and 13,383.68

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Solution

The fourth proportional to 46,671.16, 69,986.12 and 13,383.68 is: 20,069.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,671.16 : 69,986.12 = 13,383.68 : x
  2. Step 2: Convert to fraction form
    46,671.16/69,986.12 = 13,383.68/x
  3. Step 3: Cross multiply
    46,671.16x = 69,986.12 × 13,383.68
  4. Step 4: Simplify right side
    46,671.16x = 936,671,834.52
  5. Step 5: Solve for x
    x = 936,671,834.52/46,671.16
  6. Step 6: Final answer
    x = 20,069.61

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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.