Home / 14,432.18-19,920.94-8,466.26

Finding the Fourth Proportional to 14,432.18, 19,920.94 and 8,466.26

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Solution

The fourth proportional to 14,432.18, 19,920.94 and 8,466.26 is: 11,686.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,432.18 : 19,920.94 = 8,466.26 : x
  2. Step 2: Convert to fraction form
    14,432.18/19,920.94 = 8,466.26/x
  3. Step 3: Cross multiply
    14,432.18x = 19,920.94 × 8,466.26
  4. Step 4: Simplify right side
    14,432.18x = 168,655,736.71
  5. Step 5: Solve for x
    x = 168,655,736.71/14,432.18
  6. Step 6: Final answer
    x = 11,686.09

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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.