Home / 16,800.10-25,195.63-5,110.18

Finding the Fourth Proportional to 16,800.10, 25,195.63 and 5,110.18

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Solution

The fourth proportional to 16,800.10, 25,195.63 and 5,110.18 is: 7,663.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,800.10 : 25,195.63 = 5,110.18 : x
  2. Step 2: Convert to fraction form
    16,800.10/25,195.63 = 5,110.18/x
  3. Step 3: Cross multiply
    16,800.10x = 25,195.63 × 5,110.18
  4. Step 4: Simplify right side
    16,800.10x = 128,754,204.51
  5. Step 5: Solve for x
    x = 128,754,204.51/16,800.10
  6. Step 6: Final answer
    x = 7,663.90

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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.