Home / 23,021.34-31,769.90-13,462.08

Finding the Fourth Proportional to 23,021.34, 31,769.90 and 13,462.08

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Solution

The fourth proportional to 23,021.34, 31,769.90 and 13,462.08 is: 18,577.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,021.34 : 31,769.90 = 13,462.08 : x
  2. Step 2: Convert to fraction form
    23,021.34/31,769.90 = 13,462.08/x
  3. Step 3: Cross multiply
    23,021.34x = 31,769.90 × 13,462.08
  4. Step 4: Simplify right side
    23,021.34x = 427,688,868.08
  5. Step 5: Solve for x
    x = 427,688,868.08/23,021.34
  6. Step 6: Final answer
    x = 18,577.93

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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.