Home / 13,712.43-20,547.06-10,600.05

Finding the Fourth Proportional to 13,712.43, 20,547.06 and 10,600.05

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Solution

The fourth proportional to 13,712.43, 20,547.06 and 10,600.05 is: 15,883.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,712.43 : 20,547.06 = 10,600.05 : x
  2. Step 2: Convert to fraction form
    13,712.43/20,547.06 = 10,600.05/x
  3. Step 3: Cross multiply
    13,712.43x = 20,547.06 × 10,600.05
  4. Step 4: Simplify right side
    13,712.43x = 217,799,863.35
  5. Step 5: Solve for x
    x = 217,799,863.35/13,712.43
  6. Step 6: Final answer
    x = 15,883.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.