Home / 19,285.59-26,617.76-10,902.09

Finding the Fourth Proportional to 19,285.59, 26,617.76 and 10,902.09

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Solution

The fourth proportional to 19,285.59, 26,617.76 and 10,902.09 is: 15,046.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,285.59 : 26,617.76 = 10,902.09 : x
  2. Step 2: Convert to fraction form
    19,285.59/26,617.76 = 10,902.09/x
  3. Step 3: Cross multiply
    19,285.59x = 26,617.76 × 10,902.09
  4. Step 4: Simplify right side
    19,285.59x = 290,189,362.63
  5. Step 5: Solve for x
    x = 290,189,362.63/19,285.59
  6. Step 6: Final answer
    x = 15,046.95

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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.