Home / 28,558.04-42,837.06-8,836.77

Finding the Fourth Proportional to 28,558.04, 42,837.06 and 8,836.77

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Solution

The fourth proportional to 28,558.04, 42,837.06 and 8,836.77 is: 13,255.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,558.04 : 42,837.06 = 8,836.77 : x
  2. Step 2: Convert to fraction form
    28,558.04/42,837.06 = 8,836.77/x
  3. Step 3: Cross multiply
    28,558.04x = 42,837.06 × 8,836.77
  4. Step 4: Simplify right side
    28,558.04x = 378,541,246.70
  5. Step 5: Solve for x
    x = 378,541,246.70/28,558.04
  6. Step 6: Final answer
    x = 13,255.16

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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.