Home / 22,073.36-30,460.68-12,641.36

Finding the Fourth Proportional to 22,073.36, 30,460.68 and 12,641.36

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Solution

The fourth proportional to 22,073.36, 30,460.68 and 12,641.36 is: 17,444.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,073.36 : 30,460.68 = 12,641.36 : x
  2. Step 2: Convert to fraction form
    22,073.36/30,460.68 = 12,641.36/x
  3. Step 3: Cross multiply
    22,073.36x = 30,460.68 × 12,641.36
  4. Step 4: Simplify right side
    22,073.36x = 385,064,421.72
  5. Step 5: Solve for x
    x = 385,064,421.72/22,073.36
  6. Step 6: Final answer
    x = 17,444.76

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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.