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Finding the Fourth Proportional to 14,090.16, 19,453.08 and 10,108.08

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Solution

The fourth proportional to 14,090.16, 19,453.08 and 10,108.08 is: 13,955.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,090.16 : 19,453.08 = 10,108.08 : x
  2. Step 2: Convert to fraction form
    14,090.16/19,453.08 = 10,108.08/x
  3. Step 3: Cross multiply
    14,090.16x = 19,453.08 × 10,108.08
  4. Step 4: Simplify right side
    14,090.16x = 196,633,288.89
  5. Step 5: Solve for x
    x = 196,633,288.89/14,090.16
  6. Step 6: Final answer
    x = 13,955.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.