Home / 19,037.43-26,259.80-13,740.03

Finding the Fourth Proportional to 19,037.43, 26,259.80 and 13,740.03

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Solution

The fourth proportional to 19,037.43, 26,259.80 and 13,740.03 is: 18,952.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,037.43 : 26,259.80 = 13,740.03 : x
  2. Step 2: Convert to fraction form
    19,037.43/26,259.80 = 13,740.03/x
  3. Step 3: Cross multiply
    19,037.43x = 26,259.80 × 13,740.03
  4. Step 4: Simplify right side
    19,037.43x = 360,810,371.09
  5. Step 5: Solve for x
    x = 360,810,371.09/19,037.43
  6. Step 6: Final answer
    x = 18,952.68

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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.