Home / 16,558.92-22,851.48-9,485.20

Finding the Fourth Proportional to 16,558.92, 22,851.48 and 9,485.20

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Solution

The fourth proportional to 16,558.92, 22,851.48 and 9,485.20 is: 13,089.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,558.92 : 22,851.48 = 9,485.20 : x
  2. Step 2: Convert to fraction form
    16,558.92/22,851.48 = 9,485.20/x
  3. Step 3: Cross multiply
    16,558.92x = 22,851.48 × 9,485.20
  4. Step 4: Simplify right side
    16,558.92x = 216,750,858.10
  5. Step 5: Solve for x
    x = 216,750,858.10/16,558.92
  6. Step 6: Final answer
    x = 13,089.67

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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.