Home / 19,022-26,250.45-10,638.50

Finding the Fourth Proportional to 19,022, 26,250.45 and 10,638.50

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Solution

The fourth proportional to 19,022, 26,250.45 and 10,638.50 is: 14,681.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,022 : 26,250.45 = 10,638.50 : x
  2. Step 2: Convert to fraction form
    19,022/26,250.45 = 10,638.50/x
  3. Step 3: Cross multiply
    19,022x = 26,250.45 × 10,638.50
  4. Step 4: Simplify right side
    19,022x = 279,265,412.33
  5. Step 5: Solve for x
    x = 279,265,412.33/19,022
  6. Step 6: Final answer
    x = 14,681.18

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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.