Home / 19,224.47-26,513.19-12,507.64

Finding the Fourth Proportional to 19,224.47, 26,513.19 and 12,507.64

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Solution

The fourth proportional to 19,224.47, 26,513.19 and 12,507.64 is: 17,249.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,224.47 : 26,513.19 = 12,507.64 : x
  2. Step 2: Convert to fraction form
    19,224.47/26,513.19 = 12,507.64/x
  3. Step 3: Cross multiply
    19,224.47x = 26,513.19 × 12,507.64
  4. Step 4: Simplify right side
    19,224.47x = 331,617,369.49
  5. Step 5: Solve for x
    x = 331,617,369.49/19,224.47
  6. Step 6: Final answer
    x = 17,249.75

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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.