Home / 30,057.54-45,121.26-17,586.52

Finding the Fourth Proportional to 30,057.54, 45,121.26 and 17,586.52

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Solution

The fourth proportional to 30,057.54, 45,121.26 and 17,586.52 is: 26,400.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,057.54 : 45,121.26 = 17,586.52 : x
  2. Step 2: Convert to fraction form
    30,057.54/45,121.26 = 17,586.52/x
  3. Step 3: Cross multiply
    30,057.54x = 45,121.26 × 17,586.52
  4. Step 4: Simplify right side
    30,057.54x = 793,525,752.36
  5. Step 5: Solve for x
    x = 793,525,752.36/30,057.54
  6. Step 6: Final answer
    x = 26,400.22

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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.