Home / 14,989.42-22,478.28-5,624.31

Finding the Fourth Proportional to 14,989.42, 22,478.28 and 5,624.31

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Solution

The fourth proportional to 14,989.42, 22,478.28 and 5,624.31 is: 8,434.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,989.42 : 22,478.28 = 5,624.31 : x
  2. Step 2: Convert to fraction form
    14,989.42/22,478.28 = 5,624.31/x
  3. Step 3: Cross multiply
    14,989.42x = 22,478.28 × 5,624.31
  4. Step 4: Simplify right side
    14,989.42x = 126,424,814.99
  5. Step 5: Solve for x
    x = 126,424,814.99/14,989.42
  6. Step 6: Final answer
    x = 8,434.27

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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.