Home / 14,225.05-19,632.31-8,562.74

Finding the Fourth Proportional to 14,225.05, 19,632.31 and 8,562.74

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Solution

The fourth proportional to 14,225.05, 19,632.31 and 8,562.74 is: 11,817.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,225.05 : 19,632.31 = 8,562.74 : x
  2. Step 2: Convert to fraction form
    14,225.05/19,632.31 = 8,562.74/x
  3. Step 3: Cross multiply
    14,225.05x = 19,632.31 × 8,562.74
  4. Step 4: Simplify right side
    14,225.05x = 168,106,366.13
  5. Step 5: Solve for x
    x = 168,106,366.13/14,225.05
  6. Step 6: Final answer
    x = 11,817.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.