Home / 15,406.87-23,110.88-4,313.27

Finding the Fourth Proportional to 15,406.87, 23,110.88 and 4,313.27

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Solution

The fourth proportional to 15,406.87, 23,110.88 and 4,313.27 is: 6,470.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,406.87 : 23,110.88 = 4,313.27 : x
  2. Step 2: Convert to fraction form
    15,406.87/23,110.88 = 4,313.27/x
  3. Step 3: Cross multiply
    15,406.87x = 23,110.88 × 4,313.27
  4. Step 4: Simplify right side
    15,406.87x = 99,683,533.94
  5. Step 5: Solve for x
    x = 99,683,533.94/15,406.87
  6. Step 6: Final answer
    x = 6,470.07

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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.