Home / 13,887.18-20,810.52-10,541.16

Finding the Fourth Proportional to 13,887.18, 20,810.52 and 10,541.16

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Solution

The fourth proportional to 13,887.18, 20,810.52 and 10,541.16 is: 15,796.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,887.18 : 20,810.52 = 10,541.16 : x
  2. Step 2: Convert to fraction form
    13,887.18/20,810.52 = 10,541.16/x
  3. Step 3: Cross multiply
    13,887.18x = 20,810.52 × 10,541.16
  4. Step 4: Simplify right side
    13,887.18x = 219,367,021.00
  5. Step 5: Solve for x
    x = 219,367,021.00/13,887.18
  6. Step 6: Final answer
    x = 15,796.37

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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.