Home / 30,203.16-45,322.56-11,498.94

Finding the Fourth Proportional to 30,203.16, 45,322.56 and 11,498.94

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Solution

The fourth proportional to 30,203.16, 45,322.56 and 11,498.94 is: 17,255.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,203.16 : 45,322.56 = 11,498.94 : x
  2. Step 2: Convert to fraction form
    30,203.16/45,322.56 = 11,498.94/x
  3. Step 3: Cross multiply
    30,203.16x = 45,322.56 × 11,498.94
  4. Step 4: Simplify right side
    30,203.16x = 521,161,398.09
  5. Step 5: Solve for x
    x = 521,161,398.09/30,203.16
  6. Step 6: Final answer
    x = 17,255.19

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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.