Home / 18,969.34-26,177.54-10,471.46

Finding the Fourth Proportional to 18,969.34, 26,177.54 and 10,471.46

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Solution

The fourth proportional to 18,969.34, 26,177.54 and 10,471.46 is: 14,450.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,969.34 : 26,177.54 = 10,471.46 : x
  2. Step 2: Convert to fraction form
    18,969.34/26,177.54 = 10,471.46/x
  3. Step 3: Cross multiply
    18,969.34x = 26,177.54 × 10,471.46
  4. Step 4: Simplify right side
    18,969.34x = 274,117,154.63
  5. Step 5: Solve for x
    x = 274,117,154.63/18,969.34
  6. Step 6: Final answer
    x = 14,450.54

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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.