Home / 31,706.13-47,605.77-31,146.15

Finding the Fourth Proportional to 31,706.13, 47,605.77 and 31,146.15

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Solution

The fourth proportional to 31,706.13, 47,605.77 and 31,146.15 is: 46,764.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,706.13 : 47,605.77 = 31,146.15 : x
  2. Step 2: Convert to fraction form
    31,706.13/47,605.77 = 31,146.15/x
  3. Step 3: Cross multiply
    31,706.13x = 47,605.77 × 31,146.15
  4. Step 4: Simplify right side
    31,706.13x = 1,482,736,453.29
  5. Step 5: Solve for x
    x = 1,482,736,453.29/31,706.13
  6. Step 6: Final answer
    x = 46,764.98

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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.