Home / 25,871.04-38,783.52-12,012.48

Finding the Fourth Proportional to 25,871.04, 38,783.52 and 12,012.48

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Solution

The fourth proportional to 25,871.04, 38,783.52 and 12,012.48 is: 18,008.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,871.04 : 38,783.52 = 12,012.48 : x
  2. Step 2: Convert to fraction form
    25,871.04/38,783.52 = 12,012.48/x
  3. Step 3: Cross multiply
    25,871.04x = 38,783.52 × 12,012.48
  4. Step 4: Simplify right side
    25,871.04x = 465,886,258.33
  5. Step 5: Solve for x
    x = 465,886,258.33/25,871.04
  6. Step 6: Final answer
    x = 18,008.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.