Home / 15,435.84-23,151.68-6,663.44

Finding the Fourth Proportional to 15,435.84, 23,151.68 and 6,663.44

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Solution

The fourth proportional to 15,435.84, 23,151.68 and 6,663.44 is: 9,994.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,435.84 : 23,151.68 = 6,663.44 : x
  2. Step 2: Convert to fraction form
    15,435.84/23,151.68 = 6,663.44/x
  3. Step 3: Cross multiply
    15,435.84x = 23,151.68 × 6,663.44
  4. Step 4: Simplify right side
    15,435.84x = 154,269,830.58
  5. Step 5: Solve for x
    x = 154,269,830.58/15,435.84
  6. Step 6: Final answer
    x = 9,994.26

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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.