Home / 19,498.68-29,211.30-9,626.40

Finding the Fourth Proportional to 19,498.68, 29,211.30 and 9,626.40

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Solution

The fourth proportional to 19,498.68, 29,211.30 and 9,626.40 is: 14,421.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,498.68 : 29,211.30 = 9,626.40 : x
  2. Step 2: Convert to fraction form
    19,498.68/29,211.30 = 9,626.40/x
  3. Step 3: Cross multiply
    19,498.68x = 29,211.30 × 9,626.40
  4. Step 4: Simplify right side
    19,498.68x = 281,199,658.32
  5. Step 5: Solve for x
    x = 281,199,658.32/19,498.68
  6. Step 6: Final answer
    x = 14,421.47

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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.