Home / 30,357.54-45,508.56-10,625.34

Finding the Fourth Proportional to 30,357.54, 45,508.56 and 10,625.34

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Solution

The fourth proportional to 30,357.54, 45,508.56 and 10,625.34 is: 15,928.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,357.54 : 45,508.56 = 10,625.34 : x
  2. Step 2: Convert to fraction form
    30,357.54/45,508.56 = 10,625.34/x
  3. Step 3: Cross multiply
    30,357.54x = 45,508.56 × 10,625.34
  4. Step 4: Simplify right side
    30,357.54x = 483,543,922.91
  5. Step 5: Solve for x
    x = 483,543,922.91/30,357.54
  6. Step 6: Final answer
    x = 15,928.30

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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.