Home / 30,355.13-45,466.48-25,030.39

Finding the Fourth Proportional to 30,355.13, 45,466.48 and 25,030.39

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Solution

The fourth proportional to 30,355.13, 45,466.48 and 25,030.39 is: 37,490.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,355.13 : 45,466.48 = 25,030.39 : x
  2. Step 2: Convert to fraction form
    30,355.13/45,466.48 = 25,030.39/x
  3. Step 3: Cross multiply
    30,355.13x = 45,466.48 × 25,030.39
  4. Step 4: Simplify right side
    30,355.13x = 1,138,043,726.33
  5. Step 5: Solve for x
    x = 1,138,043,726.33/30,355.13
  6. Step 6: Final answer
    x = 37,490.99

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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.