Home / 19,330.52-26,672.46-18,346.28

Finding the Fourth Proportional to 19,330.52, 26,672.46 and 18,346.28

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Solution

The fourth proportional to 19,330.52, 26,672.46 and 18,346.28 is: 25,314.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,330.52 : 26,672.46 = 18,346.28 : x
  2. Step 2: Convert to fraction form
    19,330.52/26,672.46 = 18,346.28/x
  3. Step 3: Cross multiply
    19,330.52x = 26,672.46 × 18,346.28
  4. Step 4: Simplify right side
    19,330.52x = 489,340,419.45
  5. Step 5: Solve for x
    x = 489,340,419.45/19,330.52
  6. Step 6: Final answer
    x = 25,314.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.