Home / 30,354.13-45,464.98-25,029.39

Finding the Fourth Proportional to 30,354.13, 45,464.98 and 25,029.39

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Solution

The fourth proportional to 30,354.13, 45,464.98 and 25,029.39 is: 37,489.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,354.13 : 45,464.98 = 25,029.39 : x
  2. Step 2: Convert to fraction form
    30,354.13/45,464.98 = 25,029.39/x
  3. Step 3: Cross multiply
    30,354.13x = 45,464.98 × 25,029.39
  4. Step 4: Simplify right side
    30,354.13x = 1,137,960,715.76
  5. Step 5: Solve for x
    x = 1,137,960,715.76/30,354.13
  6. Step 6: Final answer
    x = 37,489.49

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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.