Home / 30,245.40-45,315.99-23,595.03

Finding the Fourth Proportional to 30,245.40, 45,315.99 and 23,595.03

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Solution

The fourth proportional to 30,245.40, 45,315.99 and 23,595.03 is: 35,351.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,245.40 : 45,315.99 = 23,595.03 : x
  2. Step 2: Convert to fraction form
    30,245.40/45,315.99 = 23,595.03/x
  3. Step 3: Cross multiply
    30,245.40x = 45,315.99 × 23,595.03
  4. Step 4: Simplify right side
    30,245.40x = 1,069,232,143.53
  5. Step 5: Solve for x
    x = 1,069,232,143.53/30,245.40
  6. Step 6: Final answer
    x = 35,351.89

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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.