Home / 19,013.19-26,238.36-10,629.69

Finding the Fourth Proportional to 19,013.19, 26,238.36 and 10,629.69

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Solution

The fourth proportional to 19,013.19, 26,238.36 and 10,629.69 is: 14,669.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,013.19 : 26,238.36 = 10,629.69 : x
  2. Step 2: Convert to fraction form
    19,013.19/26,238.36 = 10,629.69/x
  3. Step 3: Cross multiply
    19,013.19x = 26,238.36 × 10,629.69
  4. Step 4: Simplify right side
    19,013.19x = 278,905,632.91
  5. Step 5: Solve for x
    x = 278,905,632.91/19,013.19
  6. Step 6: Final answer
    x = 14,669.06

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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.