Home / 19,854.90-29,785.59-6,708.06

Finding the Fourth Proportional to 19,854.90, 29,785.59 and 6,708.06

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Solution

The fourth proportional to 19,854.90, 29,785.59 and 6,708.06 is: 10,063.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,854.90 : 29,785.59 = 6,708.06 : x
  2. Step 2: Convert to fraction form
    19,854.90/29,785.59 = 6,708.06/x
  3. Step 3: Cross multiply
    19,854.90x = 29,785.59 × 6,708.06
  4. Step 4: Simplify right side
    19,854.90x = 199,803,524.86
  5. Step 5: Solve for x
    x = 199,803,524.86/19,854.90
  6. Step 6: Final answer
    x = 10,063.18

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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.