Home / 28,923.40-43,352.70-16,449.40

Finding the Fourth Proportional to 28,923.40, 43,352.70 and 16,449.40

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Solution

The fourth proportional to 28,923.40, 43,352.70 and 16,449.40 is: 24,655.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,923.40 : 43,352.70 = 16,449.40 : x
  2. Step 2: Convert to fraction form
    28,923.40/43,352.70 = 16,449.40/x
  3. Step 3: Cross multiply
    28,923.40x = 43,352.70 × 16,449.40
  4. Step 4: Simplify right side
    28,923.40x = 713,125,903.38
  5. Step 5: Solve for x
    x = 713,125,903.38/28,923.40
  6. Step 6: Final answer
    x = 24,655.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.