Home / 31,029.58-46,547.55-19,339.66

Finding the Fourth Proportional to 31,029.58, 46,547.55 and 19,339.66

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Solution

The fourth proportional to 31,029.58, 46,547.55 and 19,339.66 is: 29,011.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,029.58 : 46,547.55 = 19,339.66 : x
  2. Step 2: Convert to fraction form
    31,029.58/46,547.55 = 19,339.66/x
  3. Step 3: Cross multiply
    31,029.58x = 46,547.55 × 19,339.66
  4. Step 4: Simplify right side
    31,029.58x = 900,213,790.83
  5. Step 5: Solve for x
    x = 900,213,790.83/31,029.58
  6. Step 6: Final answer
    x = 29,011.47

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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.