Home / 30,062.88-45,110.32-16,916.18

Finding the Fourth Proportional to 30,062.88, 45,110.32 and 16,916.18

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Solution

The fourth proportional to 30,062.88, 45,110.32 and 16,916.18 is: 25,383.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,062.88 : 45,110.32 = 16,916.18 : x
  2. Step 2: Convert to fraction form
    30,062.88/45,110.32 = 16,916.18/x
  3. Step 3: Cross multiply
    30,062.88x = 45,110.32 × 16,916.18
  4. Step 4: Simplify right side
    30,062.88x = 763,094,025.14
  5. Step 5: Solve for x
    x = 763,094,025.14/30,062.88
  6. Step 6: Final answer
    x = 25,383.26

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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.