Home / 16,345.48-22,554.93-9,630.67

Finding the Fourth Proportional to 16,345.48, 22,554.93 and 9,630.67

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Solution

The fourth proportional to 16,345.48, 22,554.93 and 9,630.67 is: 13,289.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,345.48 : 22,554.93 = 9,630.67 : x
  2. Step 2: Convert to fraction form
    16,345.48/22,554.93 = 9,630.67/x
  3. Step 3: Cross multiply
    16,345.48x = 22,554.93 × 9,630.67
  4. Step 4: Simplify right side
    16,345.48x = 217,219,087.70
  5. Step 5: Solve for x
    x = 217,219,087.70/16,345.48
  6. Step 6: Final answer
    x = 13,289.24

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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.