Home / 19,013.84-26,237.64-10,629.20

Finding the Fourth Proportional to 19,013.84, 26,237.64 and 10,629.20

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Solution

The fourth proportional to 19,013.84, 26,237.64 and 10,629.20 is: 14,667.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,013.84 : 26,237.64 = 10,629.20 : x
  2. Step 2: Convert to fraction form
    19,013.84/26,237.64 = 10,629.20/x
  3. Step 3: Cross multiply
    19,013.84x = 26,237.64 × 10,629.20
  4. Step 4: Simplify right side
    19,013.84x = 278,885,123.09
  5. Step 5: Solve for x
    x = 278,885,123.09/19,013.84
  6. Step 6: Final answer
    x = 14,667.48

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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.