Home / 20,752.37-31,125.59-6,710.58

Finding the Fourth Proportional to 20,752.37, 31,125.59 and 6,710.58

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Solution

The fourth proportional to 20,752.37, 31,125.59 and 6,710.58 is: 10,064.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,752.37 : 31,125.59 = 6,710.58 : x
  2. Step 2: Convert to fraction form
    20,752.37/31,125.59 = 6,710.58/x
  3. Step 3: Cross multiply
    20,752.37x = 31,125.59 × 6,710.58
  4. Step 4: Simplify right side
    20,752.37x = 208,870,761.74
  5. Step 5: Solve for x
    x = 208,870,761.74/20,752.37
  6. Step 6: Final answer
    x = 10,064.91

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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.