Home / 25,788.15-38,683.47-8,030.92

Finding the Fourth Proportional to 25,788.15, 38,683.47 and 8,030.92

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Solution

The fourth proportional to 25,788.15, 38,683.47 and 8,030.92 is: 12,046.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,788.15 : 38,683.47 = 8,030.92 : x
  2. Step 2: Convert to fraction form
    25,788.15/38,683.47 = 8,030.92/x
  3. Step 3: Cross multiply
    25,788.15x = 38,683.47 × 8,030.92
  4. Step 4: Simplify right side
    25,788.15x = 310,663,967.63
  5. Step 5: Solve for x
    x = 310,663,967.63/25,788.15
  6. Step 6: Final answer
    x = 12,046.77

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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.