Home / 15,671.58-23,507.46-6,315.90

Finding the Fourth Proportional to 15,671.58, 23,507.46 and 6,315.90

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Solution

The fourth proportional to 15,671.58, 23,507.46 and 6,315.90 is: 9,473.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,671.58 : 23,507.46 = 6,315.90 : x
  2. Step 2: Convert to fraction form
    15,671.58/23,507.46 = 6,315.90/x
  3. Step 3: Cross multiply
    15,671.58x = 23,507.46 × 6,315.90
  4. Step 4: Simplify right side
    15,671.58x = 148,470,766.61
  5. Step 5: Solve for x
    x = 148,470,766.61/15,671.58
  6. Step 6: Final answer
    x = 9,473.89

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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.