Home / 19,281.04-26,608.48-10,898.08

Finding the Fourth Proportional to 19,281.04, 26,608.48 and 10,898.08

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Solution

The fourth proportional to 19,281.04, 26,608.48 and 10,898.08 is: 15,039.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,281.04 : 26,608.48 = 10,898.08 : x
  2. Step 2: Convert to fraction form
    19,281.04/26,608.48 = 10,898.08/x
  3. Step 3: Cross multiply
    19,281.04x = 26,608.48 × 10,898.08
  4. Step 4: Simplify right side
    19,281.04x = 289,981,343.72
  5. Step 5: Solve for x
    x = 289,981,343.72/19,281.04
  6. Step 6: Final answer
    x = 15,039.71

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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.