Home / 34,618.91-47,776.71-19,512.99

Finding the Fourth Proportional to 34,618.91, 47,776.71 and 19,512.99

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Solution

The fourth proportional to 34,618.91, 47,776.71 and 19,512.99 is: 26,929.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,618.91 : 47,776.71 = 19,512.99 : x
  2. Step 2: Convert to fraction form
    34,618.91/47,776.71 = 19,512.99/x
  3. Step 3: Cross multiply
    34,618.91x = 47,776.71 × 19,512.99
  4. Step 4: Simplify right side
    34,618.91x = 932,266,464.46
  5. Step 5: Solve for x
    x = 932,266,464.46/34,618.91
  6. Step 6: Final answer
    x = 26,929.40

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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.