Home / 27,366.93-37,765.61-15,430.16

Finding the Fourth Proportional to 27,366.93, 37,765.61 and 15,430.16

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Solution

The fourth proportional to 27,366.93, 37,765.61 and 15,430.16 is: 21,293.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,366.93 : 37,765.61 = 15,430.16 : x
  2. Step 2: Convert to fraction form
    27,366.93/37,765.61 = 15,430.16/x
  3. Step 3: Cross multiply
    27,366.93x = 37,765.61 × 15,430.16
  4. Step 4: Simplify right side
    27,366.93x = 582,729,479.92
  5. Step 5: Solve for x
    x = 582,729,479.92/27,366.93
  6. Step 6: Final answer
    x = 21,293.20

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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.