Home / 19,012.19-26,236.98-10,628.69

Finding the Fourth Proportional to 19,012.19, 26,236.98 and 10,628.69

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Solution

The fourth proportional to 19,012.19, 26,236.98 and 10,628.69 is: 14,667.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,012.19 : 26,236.98 = 10,628.69 : x
  2. Step 2: Convert to fraction form
    19,012.19/26,236.98 = 10,628.69/x
  3. Step 3: Cross multiply
    19,012.19x = 26,236.98 × 10,628.69
  4. Step 4: Simplify right side
    19,012.19x = 278,864,595.77
  5. Step 5: Solve for x
    x = 278,864,595.77/19,012.19
  6. Step 6: Final answer
    x = 14,667.68

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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.