Home / 51,955.05-71,697.74-28,081.67

Finding the Fourth Proportional to 51,955.05, 71,697.74 and 28,081.67

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Solution

The fourth proportional to 51,955.05, 71,697.74 and 28,081.67 is: 38,752.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,955.05 : 71,697.74 = 28,081.67 : x
  2. Step 2: Convert to fraction form
    51,955.05/71,697.74 = 28,081.67/x
  3. Step 3: Cross multiply
    51,955.05x = 71,697.74 × 28,081.67
  4. Step 4: Simplify right side
    51,955.05x = 2,013,391,775.53
  5. Step 5: Solve for x
    x = 2,013,391,775.53/51,955.05
  6. Step 6: Final answer
    x = 38,752.57

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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.