Home / 19,165.92-26,448.30-10,667.76

Finding the Fourth Proportional to 19,165.92, 26,448.30 and 10,667.76

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Solution

The fourth proportional to 19,165.92, 26,448.30 and 10,667.76 is: 14,721.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,165.92 : 26,448.30 = 10,667.76 : x
  2. Step 2: Convert to fraction form
    19,165.92/26,448.30 = 10,667.76/x
  3. Step 3: Cross multiply
    19,165.92x = 26,448.30 × 10,667.76
  4. Step 4: Simplify right side
    19,165.92x = 282,144,116.81
  5. Step 5: Solve for x
    x = 282,144,116.81/19,165.92
  6. Step 6: Final answer
    x = 14,721.14

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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.