Home / 27,443.07-37,889.10-22,419.45

Finding the Fourth Proportional to 27,443.07, 37,889.10 and 22,419.45

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Solution

The fourth proportional to 27,443.07, 37,889.10 and 22,419.45 is: 30,953.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,443.07 : 37,889.10 = 22,419.45 : x
  2. Step 2: Convert to fraction form
    27,443.07/37,889.10 = 22,419.45/x
  3. Step 3: Cross multiply
    27,443.07x = 37,889.10 × 22,419.45
  4. Step 4: Simplify right side
    27,443.07x = 849,452,783.00
  5. Step 5: Solve for x
    x = 849,452,783.00/27,443.07
  6. Step 6: Final answer
    x = 30,953.27

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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.