Home / 27,181.68-37,510.54-15,245.01

Finding the Fourth Proportional to 27,181.68, 37,510.54 and 15,245.01

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Solution

The fourth proportional to 27,181.68, 37,510.54 and 15,245.01 is: 21,038.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,181.68 : 37,510.54 = 15,245.01 : x
  2. Step 2: Convert to fraction form
    27,181.68/37,510.54 = 15,245.01/x
  3. Step 3: Cross multiply
    27,181.68x = 37,510.54 × 15,245.01
  4. Step 4: Simplify right side
    27,181.68x = 571,848,605.05
  5. Step 5: Solve for x
    x = 571,848,605.05/27,181.68
  6. Step 6: Final answer
    x = 21,038.02

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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.