Home / 19,718.76-29,577.98-4,927.58

Finding the Fourth Proportional to 19,718.76, 29,577.98 and 4,927.58

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Solution

The fourth proportional to 19,718.76, 29,577.98 and 4,927.58 is: 7,391.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,718.76 : 29,577.98 = 4,927.58 : x
  2. Step 2: Convert to fraction form
    19,718.76/29,577.98 = 4,927.58/x
  3. Step 3: Cross multiply
    19,718.76x = 29,577.98 × 4,927.58
  4. Step 4: Simplify right side
    19,718.76x = 145,747,862.69
  5. Step 5: Solve for x
    x = 145,747,862.69/19,718.76
  6. Step 6: Final answer
    x = 7,391.33

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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.