Home / 16,810.37-25,203.87-7,445.28

Finding the Fourth Proportional to 16,810.37, 25,203.87 and 7,445.28

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Solution

The fourth proportional to 16,810.37, 25,203.87 and 7,445.28 is: 11,162.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,810.37 : 25,203.87 = 7,445.28 : x
  2. Step 2: Convert to fraction form
    16,810.37/25,203.87 = 7,445.28/x
  3. Step 3: Cross multiply
    16,810.37x = 25,203.87 × 7,445.28
  4. Step 4: Simplify right side
    16,810.37x = 187,649,869.23
  5. Step 5: Solve for x
    x = 187,649,869.23/16,810.37
  6. Step 6: Final answer
    x = 11,162.74

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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.