Home / 17,432.78-26,148.93-4,285.26

Finding the Fourth Proportional to 17,432.78, 26,148.93 and 4,285.26

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Solution

The fourth proportional to 17,432.78, 26,148.93 and 4,285.26 is: 6,427.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,432.78 : 26,148.93 = 4,285.26 : x
  2. Step 2: Convert to fraction form
    17,432.78/26,148.93 = 4,285.26/x
  3. Step 3: Cross multiply
    17,432.78x = 26,148.93 × 4,285.26
  4. Step 4: Simplify right side
    17,432.78x = 112,054,963.77
  5. Step 5: Solve for x
    x = 112,054,963.77/17,432.78
  6. Step 6: Final answer
    x = 6,427.83

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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.