Home / 19,065.06-26,309.70-10,681.56

Finding the Fourth Proportional to 19,065.06, 26,309.70 and 10,681.56

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Solution

The fourth proportional to 19,065.06, 26,309.70 and 10,681.56 is: 14,740.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,065.06 : 26,309.70 = 10,681.56 : x
  2. Step 2: Convert to fraction form
    19,065.06/26,309.70 = 10,681.56/x
  3. Step 3: Cross multiply
    19,065.06x = 26,309.70 × 10,681.56
  4. Step 4: Simplify right side
    19,065.06x = 281,028,639.13
  5. Step 5: Solve for x
    x = 281,028,639.13/19,065.06
  6. Step 6: Final answer
    x = 14,740.51

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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.