Home / 25,271.36-34,852.31-20,233.74

Finding the Fourth Proportional to 25,271.36, 34,852.31 and 20,233.74

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Solution

The fourth proportional to 25,271.36, 34,852.31 and 20,233.74 is: 27,904.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,271.36 : 34,852.31 = 20,233.74 : x
  2. Step 2: Convert to fraction form
    25,271.36/34,852.31 = 20,233.74/x
  3. Step 3: Cross multiply
    25,271.36x = 34,852.31 × 20,233.74
  4. Step 4: Simplify right side
    25,271.36x = 705,192,602.11
  5. Step 5: Solve for x
    x = 705,192,602.11/25,271.36
  6. Step 6: Final answer
    x = 27,904.82

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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.