Home / 31,384.33-47,036.46-14,707.58

Finding the Fourth Proportional to 31,384.33, 47,036.46 and 14,707.58

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Solution

The fourth proportional to 31,384.33, 47,036.46 and 14,707.58 is: 22,042.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,384.33 : 47,036.46 = 14,707.58 : x
  2. Step 2: Convert to fraction form
    31,384.33/47,036.46 = 14,707.58/x
  3. Step 3: Cross multiply
    31,384.33x = 47,036.46 × 14,707.58
  4. Step 4: Simplify right side
    31,384.33x = 691,792,318.34
  5. Step 5: Solve for x
    x = 691,792,318.34/31,384.33
  6. Step 6: Final answer
    x = 22,042.60

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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.