Home / 30,404.20-45,606.30-25,592.80

Finding the Fourth Proportional to 30,404.20, 45,606.30 and 25,592.80

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Solution

The fourth proportional to 30,404.20, 45,606.30 and 25,592.80 is: 38,389.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,404.20 : 45,606.30 = 25,592.80 : x
  2. Step 2: Convert to fraction form
    30,404.20/45,606.30 = 25,592.80/x
  3. Step 3: Cross multiply
    30,404.20x = 45,606.30 × 25,592.80
  4. Step 4: Simplify right side
    30,404.20x = 1,167,192,914.64
  5. Step 5: Solve for x
    x = 1,167,192,914.64/30,404.20
  6. Step 6: Final answer
    x = 38,389.20

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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.