Home / 17,070.09-23,558.22-9,902.67

Finding the Fourth Proportional to 17,070.09, 23,558.22 and 9,902.67

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Solution

The fourth proportional to 17,070.09, 23,558.22 and 9,902.67 is: 13,666.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,070.09 : 23,558.22 = 9,902.67 : x
  2. Step 2: Convert to fraction form
    17,070.09/23,558.22 = 9,902.67/x
  3. Step 3: Cross multiply
    17,070.09x = 23,558.22 × 9,902.67
  4. Step 4: Simplify right side
    17,070.09x = 233,289,278.45
  5. Step 5: Solve for x
    x = 233,289,278.45/17,070.09
  6. Step 6: Final answer
    x = 13,666.55

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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.