Home / 27,316.08-37,697.54-15,380.74

Finding the Fourth Proportional to 27,316.08, 37,697.54 and 15,380.74

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Solution

The fourth proportional to 27,316.08, 37,697.54 and 15,380.74 is: 21,226.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,316.08 : 37,697.54 = 15,380.74 : x
  2. Step 2: Convert to fraction form
    27,316.08/37,697.54 = 15,380.74/x
  3. Step 3: Cross multiply
    27,316.08x = 37,697.54 × 15,380.74
  4. Step 4: Simplify right side
    27,316.08x = 579,816,061.38
  5. Step 5: Solve for x
    x = 579,816,061.38/27,316.08
  6. Step 6: Final answer
    x = 21,226.18

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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.