Home / 30,889.55-42,627.11-17,460.33

Finding the Fourth Proportional to 30,889.55, 42,627.11 and 17,460.33

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Solution

The fourth proportional to 30,889.55, 42,627.11 and 17,460.33 is: 24,094.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,889.55 : 42,627.11 = 17,460.33 : x
  2. Step 2: Convert to fraction form
    30,889.55/42,627.11 = 17,460.33/x
  3. Step 3: Cross multiply
    30,889.55x = 42,627.11 × 17,460.33
  4. Step 4: Simplify right side
    30,889.55x = 744,283,107.11
  5. Step 5: Solve for x
    x = 744,283,107.11/30,889.55
  6. Step 6: Final answer
    x = 24,094.98

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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.