Home / 13,837.42-19,090.65-10,651.69

Finding the Fourth Proportional to 13,837.42, 19,090.65 and 10,651.69

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Solution

The fourth proportional to 13,837.42, 19,090.65 and 10,651.69 is: 14,695.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,837.42 : 19,090.65 = 10,651.69 : x
  2. Step 2: Convert to fraction form
    13,837.42/19,090.65 = 10,651.69/x
  3. Step 3: Cross multiply
    13,837.42x = 19,090.65 × 10,651.69
  4. Step 4: Simplify right side
    13,837.42x = 203,347,685.70
  5. Step 5: Solve for x
    x = 203,347,685.70/13,837.42
  6. Step 6: Final answer
    x = 14,695.49

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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.