Home / 19,980.06-27,545.82-14,323.02

Finding the Fourth Proportional to 19,980.06, 27,545.82 and 14,323.02

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Solution

The fourth proportional to 19,980.06, 27,545.82 and 14,323.02 is: 19,746.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,980.06 : 27,545.82 = 14,323.02 : x
  2. Step 2: Convert to fraction form
    19,980.06/27,545.82 = 14,323.02/x
  3. Step 3: Cross multiply
    19,980.06x = 27,545.82 × 14,323.02
  4. Step 4: Simplify right side
    19,980.06x = 394,539,330.78
  5. Step 5: Solve for x
    x = 394,539,330.78/19,980.06
  6. Step 6: Final answer
    x = 19,746.65

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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.