Home / 19,624.95-27,153.75-17,112.30

Finding the Fourth Proportional to 19,624.95, 27,153.75 and 17,112.30

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Solution

The fourth proportional to 19,624.95, 27,153.75 and 17,112.30 is: 23,677.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,624.95 : 27,153.75 = 17,112.30 : x
  2. Step 2: Convert to fraction form
    19,624.95/27,153.75 = 17,112.30/x
  3. Step 3: Cross multiply
    19,624.95x = 27,153.75 × 17,112.30
  4. Step 4: Simplify right side
    19,624.95x = 464,663,030.56
  5. Step 5: Solve for x
    x = 464,663,030.56/19,624.95
  6. Step 6: Final answer
    x = 23,677.16

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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.