Home / 16,986.60-25,494.30-13,703.40

Finding the Fourth Proportional to 16,986.60, 25,494.30 and 13,703.40

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Solution

The fourth proportional to 16,986.60, 25,494.30 and 13,703.40 is: 20,566.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,986.60 : 25,494.30 = 13,703.40 : x
  2. Step 2: Convert to fraction form
    16,986.60/25,494.30 = 13,703.40/x
  3. Step 3: Cross multiply
    16,986.60x = 25,494.30 × 13,703.40
  4. Step 4: Simplify right side
    16,986.60x = 349,358,590.62
  5. Step 5: Solve for x
    x = 349,358,590.62/16,986.60
  6. Step 6: Final answer
    x = 20,566.72

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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.