Home / 16,918.47-23,349.25-9,748.67

Finding the Fourth Proportional to 16,918.47, 23,349.25 and 9,748.67

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Solution

The fourth proportional to 16,918.47, 23,349.25 and 9,748.67 is: 13,454.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,918.47 : 23,349.25 = 9,748.67 : x
  2. Step 2: Convert to fraction form
    16,918.47/23,349.25 = 9,748.67/x
  3. Step 3: Cross multiply
    16,918.47x = 23,349.25 × 9,748.67
  4. Step 4: Simplify right side
    16,918.47x = 227,624,104.94
  5. Step 5: Solve for x
    x = 227,624,104.94/16,918.47
  6. Step 6: Final answer
    x = 13,454.18

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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.