Home / 25,884.56-38,835.96-12,746.16

Finding the Fourth Proportional to 25,884.56, 38,835.96 and 12,746.16

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Solution

The fourth proportional to 25,884.56, 38,835.96 and 12,746.16 is: 19,123.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,884.56 : 38,835.96 = 12,746.16 : x
  2. Step 2: Convert to fraction form
    25,884.56/38,835.96 = 12,746.16/x
  3. Step 3: Cross multiply
    25,884.56x = 38,835.96 × 12,746.16
  4. Step 4: Simplify right side
    25,884.56x = 495,009,312.12
  5. Step 5: Solve for x
    x = 495,009,312.12/25,884.56
  6. Step 6: Final answer
    x = 19,123.73

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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.