Home / 34,218.74-47,219.14-19,110.52

Finding the Fourth Proportional to 34,218.74, 47,219.14 and 19,110.52

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Solution

The fourth proportional to 34,218.74, 47,219.14 and 19,110.52 is: 26,371.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,218.74 : 47,219.14 = 19,110.52 : x
  2. Step 2: Convert to fraction form
    34,218.74/47,219.14 = 19,110.52/x
  3. Step 3: Cross multiply
    34,218.74x = 47,219.14 × 19,110.52
  4. Step 4: Simplify right side
    34,218.74x = 902,382,319.35
  5. Step 5: Solve for x
    x = 902,382,319.35/34,218.74
  6. Step 6: Final answer
    x = 26,371.00

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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.