Home / 14,867.12-22,300.68-4,478.60

Finding the Fourth Proportional to 14,867.12, 22,300.68 and 4,478.60

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Solution

The fourth proportional to 14,867.12, 22,300.68 and 4,478.60 is: 6,717.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,867.12 : 22,300.68 = 4,478.60 : x
  2. Step 2: Convert to fraction form
    14,867.12/22,300.68 = 4,478.60/x
  3. Step 3: Cross multiply
    14,867.12x = 22,300.68 × 4,478.60
  4. Step 4: Simplify right side
    14,867.12x = 99,875,825.45
  5. Step 5: Solve for x
    x = 99,875,825.45/14,867.12
  6. Step 6: Final answer
    x = 6,717.90

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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.