Home / 28,465.92-42,698.76-10,923.44

Finding the Fourth Proportional to 28,465.92, 42,698.76 and 10,923.44

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Solution

The fourth proportional to 28,465.92, 42,698.76 and 10,923.44 is: 16,385.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,465.92 : 42,698.76 = 10,923.44 : x
  2. Step 2: Convert to fraction form
    28,465.92/42,698.76 = 10,923.44/x
  3. Step 3: Cross multiply
    28,465.92x = 42,698.76 × 10,923.44
  4. Step 4: Simplify right side
    28,465.92x = 466,417,129.44
  5. Step 5: Solve for x
    x = 466,417,129.44/28,465.92
  6. Step 6: Final answer
    x = 16,385.11

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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.