Home / 16,378.03-22,601.01-9,303.67

Finding the Fourth Proportional to 16,378.03, 22,601.01 and 9,303.67

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Solution

The fourth proportional to 16,378.03, 22,601.01 and 9,303.67 is: 12,838.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,378.03 : 22,601.01 = 9,303.67 : x
  2. Step 2: Convert to fraction form
    16,378.03/22,601.01 = 9,303.67/x
  3. Step 3: Cross multiply
    16,378.03x = 22,601.01 × 9,303.67
  4. Step 4: Simplify right side
    16,378.03x = 210,272,338.71
  5. Step 5: Solve for x
    x = 210,272,338.71/16,378.03
  6. Step 6: Final answer
    x = 12,838.68

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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.