Home / 47,056.25-70,582.35-11,994.86

Finding the Fourth Proportional to 47,056.25, 70,582.35 and 11,994.86

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Solution

The fourth proportional to 47,056.25, 70,582.35 and 11,994.86 is: 17,991.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,056.25 : 70,582.35 = 11,994.86 : x
  2. Step 2: Convert to fraction form
    47,056.25/70,582.35 = 11,994.86/x
  3. Step 3: Cross multiply
    47,056.25x = 70,582.35 × 11,994.86
  4. Step 4: Simplify right side
    47,056.25x = 846,625,406.72
  5. Step 5: Solve for x
    x = 846,625,406.72/47,056.25
  6. Step 6: Final answer
    x = 17,991.77

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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.