Home / 19,009.08-26,241.03-12,646.94

Finding the Fourth Proportional to 19,009.08, 26,241.03 and 12,646.94

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Solution

The fourth proportional to 19,009.08, 26,241.03 and 12,646.94 is: 17,458.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,009.08 : 26,241.03 = 12,646.94 : x
  2. Step 2: Convert to fraction form
    19,009.08/26,241.03 = 12,646.94/x
  3. Step 3: Cross multiply
    19,009.08x = 26,241.03 × 12,646.94
  4. Step 4: Simplify right side
    19,009.08x = 331,868,600.74
  5. Step 5: Solve for x
    x = 331,868,600.74/19,009.08
  6. Step 6: Final answer
    x = 17,458.43

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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.