Home / 34,085.58-47,034.74-19,935.66

Finding the Fourth Proportional to 34,085.58, 47,034.74 and 19,935.66

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Solution

The fourth proportional to 34,085.58, 47,034.74 and 19,935.66 is: 27,509.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,085.58 : 47,034.74 = 19,935.66 : x
  2. Step 2: Convert to fraction form
    34,085.58/47,034.74 = 19,935.66/x
  3. Step 3: Cross multiply
    34,085.58x = 47,034.74 × 19,935.66
  4. Step 4: Simplify right side
    34,085.58x = 937,668,584.83
  5. Step 5: Solve for x
    x = 937,668,584.83/34,085.58
  6. Step 6: Final answer
    x = 27,509.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.