Home / 28,902.77-43,357.63-10,178.94

Finding the Fourth Proportional to 28,902.77, 43,357.63 and 10,178.94

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Solution

The fourth proportional to 28,902.77, 43,357.63 and 10,178.94 is: 15,269.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,902.77 : 43,357.63 = 10,178.94 : x
  2. Step 2: Convert to fraction form
    28,902.77/43,357.63 = 10,178.94/x
  3. Step 3: Cross multiply
    28,902.77x = 43,357.63 × 10,178.94
  4. Step 4: Simplify right side
    28,902.77x = 441,334,714.31
  5. Step 5: Solve for x
    x = 441,334,714.31/28,902.77
  6. Step 6: Final answer
    x = 15,269.63

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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.