Home / 15,426.54-23,125.86-5,558.85

Finding the Fourth Proportional to 15,426.54, 23,125.86 and 5,558.85

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Solution

The fourth proportional to 15,426.54, 23,125.86 and 5,558.85 is: 8,333.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,426.54 : 23,125.86 = 5,558.85 : x
  2. Step 2: Convert to fraction form
    15,426.54/23,125.86 = 5,558.85/x
  3. Step 3: Cross multiply
    15,426.54x = 23,125.86 × 5,558.85
  4. Step 4: Simplify right side
    15,426.54x = 128,553,186.86
  5. Step 5: Solve for x
    x = 128,553,186.86/15,426.54
  6. Step 6: Final answer
    x = 8,333.25

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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.