Home / 19,559.23-26,981.73-12,377.06

Finding the Fourth Proportional to 19,559.23, 26,981.73 and 12,377.06

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Solution

The fourth proportional to 19,559.23, 26,981.73 and 12,377.06 is: 17,074.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,559.23 : 26,981.73 = 12,377.06 : x
  2. Step 2: Convert to fraction form
    19,559.23/26,981.73 = 12,377.06/x
  3. Step 3: Cross multiply
    19,559.23x = 26,981.73 × 12,377.06
  4. Step 4: Simplify right side
    19,559.23x = 333,954,356.21
  5. Step 5: Solve for x
    x = 333,954,356.21/19,559.23
  6. Step 6: Final answer
    x = 17,074.01

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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.