Home / 20,847.58-31,271.86-6,056.62

Finding the Fourth Proportional to 20,847.58, 31,271.86 and 6,056.62

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Solution

The fourth proportional to 20,847.58, 31,271.86 and 6,056.62 is: 9,085.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,847.58 : 31,271.86 = 6,056.62 : x
  2. Step 2: Convert to fraction form
    20,847.58/31,271.86 = 6,056.62/x
  3. Step 3: Cross multiply
    20,847.58x = 31,271.86 × 6,056.62
  4. Step 4: Simplify right side
    20,847.58x = 189,401,772.71
  5. Step 5: Solve for x
    x = 189,401,772.71/20,847.58
  6. Step 6: Final answer
    x = 9,085.07

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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.