Home / 14,017.76-21,007.96-6,624.18

Finding the Fourth Proportional to 14,017.76, 21,007.96 and 6,624.18

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Solution

The fourth proportional to 14,017.76, 21,007.96 and 6,624.18 is: 9,927.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,017.76 : 21,007.96 = 6,624.18 : x
  2. Step 2: Convert to fraction form
    14,017.76/21,007.96 = 6,624.18/x
  3. Step 3: Cross multiply
    14,017.76x = 21,007.96 × 6,624.18
  4. Step 4: Simplify right side
    14,017.76x = 139,160,491.91
  5. Step 5: Solve for x
    x = 139,160,491.91/14,017.76
  6. Step 6: Final answer
    x = 9,927.44

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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.