Home / 27,719.96-38,294.02-23,987.48

Finding the Fourth Proportional to 27,719.96, 38,294.02 and 23,987.48

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Solution

The fourth proportional to 27,719.96, 38,294.02 and 23,987.48 is: 33,137.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,719.96 : 38,294.02 = 23,987.48 : x
  2. Step 2: Convert to fraction form
    27,719.96/38,294.02 = 23,987.48/x
  3. Step 3: Cross multiply
    27,719.96x = 38,294.02 × 23,987.48
  4. Step 4: Simplify right side
    27,719.96x = 918,577,038.87
  5. Step 5: Solve for x
    x = 918,577,038.87/27,719.96
  6. Step 6: Final answer
    x = 33,137.75

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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.