Home / 30,907.45-46,345.65-15,113.71

Finding the Fourth Proportional to 30,907.45, 46,345.65 and 15,113.71

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Solution

The fourth proportional to 30,907.45, 46,345.65 and 15,113.71 is: 22,662.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,907.45 : 46,345.65 = 15,113.71 : x
  2. Step 2: Convert to fraction form
    30,907.45/46,345.65 = 15,113.71/x
  3. Step 3: Cross multiply
    30,907.45x = 46,345.65 × 15,113.71
  4. Step 4: Simplify right side
    30,907.45x = 700,454,713.86
  5. Step 5: Solve for x
    x = 700,454,713.86/30,907.45
  6. Step 6: Final answer
    x = 22,662.97

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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.