Home / 19,557.87-29,336.81-4,766.67

Finding the Fourth Proportional to 19,557.87, 29,336.81 and 4,766.67

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Solution

The fourth proportional to 19,557.87, 29,336.81 and 4,766.67 is: 7,150.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,557.87 : 29,336.81 = 4,766.67 : x
  2. Step 2: Convert to fraction form
    19,557.87/29,336.81 = 4,766.67/x
  3. Step 3: Cross multiply
    19,557.87x = 29,336.81 × 4,766.67
  4. Step 4: Simplify right side
    19,557.87x = 139,838,892.12
  5. Step 5: Solve for x
    x = 139,838,892.12/19,557.87
  6. Step 6: Final answer
    x = 7,150.01

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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.