Home / 47,289.42-70,808.99-28,544.40

Finding the Fourth Proportional to 47,289.42, 70,808.99 and 28,544.40

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Solution

The fourth proportional to 47,289.42, 70,808.99 and 28,544.40 is: 42,741.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,289.42 : 70,808.99 = 28,544.40 : x
  2. Step 2: Convert to fraction form
    47,289.42/70,808.99 = 28,544.40/x
  3. Step 3: Cross multiply
    47,289.42x = 70,808.99 × 28,544.40
  4. Step 4: Simplify right side
    47,289.42x = 2,021,199,991.43
  5. Step 5: Solve for x
    x = 2,021,199,991.43/47,289.42
  6. Step 6: Final answer
    x = 42,741.06

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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.