Home / 19,285.53-26,613.68-10,902.03

Finding the Fourth Proportional to 19,285.53, 26,613.68 and 10,902.03

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Solution

The fourth proportional to 19,285.53, 26,613.68 and 10,902.03 is: 15,044.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,285.53 : 26,613.68 = 10,902.03 : x
  2. Step 2: Convert to fraction form
    19,285.53/26,613.68 = 10,902.03/x
  3. Step 3: Cross multiply
    19,285.53x = 26,613.68 × 10,902.03
  4. Step 4: Simplify right side
    19,285.53x = 290,143,137.77
  5. Step 5: Solve for x
    x = 290,143,137.77/19,285.53
  6. Step 6: Final answer
    x = 15,044.60

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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.