Home / 15,931.92-23,908.77-5,543.67

Finding the Fourth Proportional to 15,931.92, 23,908.77 and 5,543.67

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Solution

The fourth proportional to 15,931.92, 23,908.77 and 5,543.67 is: 8,319.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,931.92 : 23,908.77 = 5,543.67 : x
  2. Step 2: Convert to fraction form
    15,931.92/23,908.77 = 5,543.67/x
  3. Step 3: Cross multiply
    15,931.92x = 23,908.77 × 5,543.67
  4. Step 4: Simplify right side
    15,931.92x = 132,542,330.99
  5. Step 5: Solve for x
    x = 132,542,330.99/15,931.92
  6. Step 6: Final answer
    x = 8,319.29

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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.