Home / 30,528.90-45,793.35-25,344.90

Finding the Fourth Proportional to 30,528.90, 45,793.35 and 25,344.90

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Solution

The fourth proportional to 30,528.90, 45,793.35 and 25,344.90 is: 38,017.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,528.90 : 45,793.35 = 25,344.90 : x
  2. Step 2: Convert to fraction form
    30,528.90/45,793.35 = 25,344.90/x
  3. Step 3: Cross multiply
    30,528.90x = 45,793.35 × 25,344.90
  4. Step 4: Simplify right side
    30,528.90x = 1,160,627,876.42
  5. Step 5: Solve for x
    x = 1,160,627,876.42/30,528.90
  6. Step 6: Final answer
    x = 38,017.35

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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.