Home / 47,547.39-71,334.41-19,104.31

Finding the Fourth Proportional to 47,547.39, 71,334.41 and 19,104.31

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Solution

The fourth proportional to 47,547.39, 71,334.41 and 19,104.31 is: 28,661.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,547.39 : 71,334.41 = 19,104.31 : x
  2. Step 2: Convert to fraction form
    47,547.39/71,334.41 = 19,104.31/x
  3. Step 3: Cross multiply
    47,547.39x = 71,334.41 × 19,104.31
  4. Step 4: Simplify right side
    47,547.39x = 1,362,794,682.31
  5. Step 5: Solve for x
    x = 1,362,794,682.31/47,547.39
  6. Step 6: Final answer
    x = 28,661.82

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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.