Home / 46,315.05-69,470.64-19,653.72

Finding the Fourth Proportional to 46,315.05, 69,470.64 and 19,653.72

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Solution

The fourth proportional to 46,315.05, 69,470.64 and 19,653.72 is: 29,479.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,315.05 : 69,470.64 = 19,653.72 : x
  2. Step 2: Convert to fraction form
    46,315.05/69,470.64 = 19,653.72/x
  3. Step 3: Cross multiply
    46,315.05x = 69,470.64 × 19,653.72
  4. Step 4: Simplify right side
    46,315.05x = 1,365,356,506.78
  5. Step 5: Solve for x
    x = 1,365,356,506.78/46,315.05
  6. Step 6: Final answer
    x = 29,479.76

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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.