Home / 27,460.07-37,894.62-15,360.40

Finding the Fourth Proportional to 27,460.07, 37,894.62 and 15,360.40

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Solution

The fourth proportional to 27,460.07, 37,894.62 and 15,360.40 is: 21,197.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,460.07 : 37,894.62 = 15,360.40 : x
  2. Step 2: Convert to fraction form
    27,460.07/37,894.62 = 15,360.40/x
  3. Step 3: Cross multiply
    27,460.07x = 37,894.62 × 15,360.40
  4. Step 4: Simplify right side
    27,460.07x = 582,076,521.05
  5. Step 5: Solve for x
    x = 582,076,521.05/27,460.07
  6. Step 6: Final answer
    x = 21,197.20

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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.