Home / 47,039.09-64,911.56-27,919.67

Finding the Fourth Proportional to 47,039.09, 64,911.56 and 27,919.67

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Solution

The fourth proportional to 47,039.09, 64,911.56 and 27,919.67 is: 38,527.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,039.09 : 64,911.56 = 27,919.67 : x
  2. Step 2: Convert to fraction form
    47,039.09/64,911.56 = 27,919.67/x
  3. Step 3: Cross multiply
    47,039.09x = 64,911.56 × 27,919.67
  4. Step 4: Simplify right side
    47,039.09x = 1,812,308,870.23
  5. Step 5: Solve for x
    x = 1,812,308,870.23/47,039.09
  6. Step 6: Final answer
    x = 38,527.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.