Home / 18,952.45-26,154.50-10,454.79

Finding the Fourth Proportional to 18,952.45, 26,154.50 and 10,454.79

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Solution

The fourth proportional to 18,952.45, 26,154.50 and 10,454.79 is: 14,427.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,952.45 : 26,154.50 = 10,454.79 : x
  2. Step 2: Convert to fraction form
    18,952.45/26,154.50 = 10,454.79/x
  3. Step 3: Cross multiply
    18,952.45x = 26,154.50 × 10,454.79
  4. Step 4: Simplify right side
    18,952.45x = 273,439,703.74
  5. Step 5: Solve for x
    x = 273,439,703.74/18,952.45
  6. Step 6: Final answer
    x = 14,427.67

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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.