Home / 51,404.92-70,858.56-47,280.67

Finding the Fourth Proportional to 51,404.92, 70,858.56 and 47,280.67

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Solution

The fourth proportional to 51,404.92, 70,858.56 and 47,280.67 is: 65,173.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,404.92 : 70,858.56 = 47,280.67 : x
  2. Step 2: Convert to fraction form
    51,404.92/70,858.56 = 47,280.67/x
  3. Step 3: Cross multiply
    51,404.92x = 70,858.56 × 47,280.67
  4. Step 4: Simplify right side
    51,404.92x = 3,350,240,192.04
  5. Step 5: Solve for x
    x = 3,350,240,192.04/51,404.92
  6. Step 6: Final answer
    x = 65,173.53

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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.