Home / 27,124.02-37,448.56-18,623.40

Finding the Fourth Proportional to 27,124.02, 37,448.56 and 18,623.40

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Solution

The fourth proportional to 27,124.02, 37,448.56 and 18,623.40 is: 25,712.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,124.02 : 37,448.56 = 18,623.40 : x
  2. Step 2: Convert to fraction form
    27,124.02/37,448.56 = 18,623.40/x
  3. Step 3: Cross multiply
    27,124.02x = 37,448.56 × 18,623.40
  4. Step 4: Simplify right side
    27,124.02x = 697,419,512.30
  5. Step 5: Solve for x
    x = 697,419,512.30/27,124.02
  6. Step 6: Final answer
    x = 25,712.25

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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.