Home / 14,371.48-19,827-10,603.72

Finding the Fourth Proportional to 14,371.48, 19,827 and 10,603.72

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Solution

The fourth proportional to 14,371.48, 19,827 and 10,603.72 is: 14,628.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,371.48 : 19,827 = 10,603.72 : x
  2. Step 2: Convert to fraction form
    14,371.48/19,827 = 10,603.72/x
  3. Step 3: Cross multiply
    14,371.48x = 19,827 × 10,603.72
  4. Step 4: Simplify right side
    14,371.48x = 210,239,956.44
  5. Step 5: Solve for x
    x = 210,239,956.44/14,371.48
  6. Step 6: Final answer
    x = 14,628.97

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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.