Home / 19,348.68-26,705.52-12,622.44

Finding the Fourth Proportional to 19,348.68, 26,705.52 and 12,622.44

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Solution

The fourth proportional to 19,348.68, 26,705.52 and 12,622.44 is: 17,421.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,348.68 : 26,705.52 = 12,622.44 : x
  2. Step 2: Convert to fraction form
    19,348.68/26,705.52 = 12,622.44/x
  3. Step 3: Cross multiply
    19,348.68x = 26,705.52 × 12,622.44
  4. Step 4: Simplify right side
    19,348.68x = 337,088,823.87
  5. Step 5: Solve for x
    x = 337,088,823.87/19,348.68
  6. Step 6: Final answer
    x = 17,421.80

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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.