Home / 31,066.20-46,529.15-14,391.18

Finding the Fourth Proportional to 31,066.20, 46,529.15 and 14,391.18

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Solution

The fourth proportional to 31,066.20, 46,529.15 and 14,391.18 is: 21,554.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,066.20 : 46,529.15 = 14,391.18 : x
  2. Step 2: Convert to fraction form
    31,066.20/46,529.15 = 14,391.18/x
  3. Step 3: Cross multiply
    31,066.20x = 46,529.15 × 14,391.18
  4. Step 4: Simplify right side
    31,066.20x = 669,609,300.94
  5. Step 5: Solve for x
    x = 669,609,300.94/31,066.20
  6. Step 6: Final answer
    x = 21,554.27

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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.