Home / 34,975.20-48,261.60-19,862.40

Finding the Fourth Proportional to 34,975.20, 48,261.60 and 19,862.40

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Solution

The fourth proportional to 34,975.20, 48,261.60 and 19,862.40 is: 27,407.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,975.20 : 48,261.60 = 19,862.40 : x
  2. Step 2: Convert to fraction form
    34,975.20/48,261.60 = 19,862.40/x
  3. Step 3: Cross multiply
    34,975.20x = 48,261.60 × 19,862.40
  4. Step 4: Simplify right side
    34,975.20x = 958,591,203.84
  5. Step 5: Solve for x
    x = 958,591,203.84/34,975.20
  6. Step 6: Final answer
    x = 27,407.74

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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.