Home / 27,864.07-38,447.06-15,924.87

Finding the Fourth Proportional to 27,864.07, 38,447.06 and 15,924.87

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Solution

The fourth proportional to 27,864.07, 38,447.06 and 15,924.87 is: 21,973.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,864.07 : 38,447.06 = 15,924.87 : x
  2. Step 2: Convert to fraction form
    27,864.07/38,447.06 = 15,924.87/x
  3. Step 3: Cross multiply
    27,864.07x = 38,447.06 × 15,924.87
  4. Step 4: Simplify right side
    27,864.07x = 612,264,352.76
  5. Step 5: Solve for x
    x = 612,264,352.76/27,864.07
  6. Step 6: Final answer
    x = 21,973.26

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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.