Home / 18,925.37-25,927.87-18,215.97

Finding the Fourth Proportional to 18,925.37, 25,927.87 and 18,215.97

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Solution

The fourth proportional to 18,925.37, 25,927.87 and 18,215.97 is: 24,955.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,925.37 : 25,927.87 = 18,215.97 : x
  2. Step 2: Convert to fraction form
    18,925.37/25,927.87 = 18,215.97/x
  3. Step 3: Cross multiply
    18,925.37x = 25,927.87 × 18,215.97
  4. Step 4: Simplify right side
    18,925.37x = 472,301,302.08
  5. Step 5: Solve for x
    x = 472,301,302.08/18,925.37
  6. Step 6: Final answer
    x = 24,955.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.