Home / 17,432.52-26,148.56-4,285

Finding the Fourth Proportional to 17,432.52, 26,148.56 and 4,285

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Solution

The fourth proportional to 17,432.52, 26,148.56 and 4,285 is: 6,427.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,432.52 : 26,148.56 = 4,285 : x
  2. Step 2: Convert to fraction form
    17,432.52/26,148.56 = 4,285/x
  3. Step 3: Cross multiply
    17,432.52x = 26,148.56 × 4,285
  4. Step 4: Simplify right side
    17,432.52x = 112,046,579.60
  5. Step 5: Solve for x
    x = 112,046,579.60/17,432.52
  6. Step 6: Final answer
    x = 6,427.45

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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.