Home / 29,036.63-40,082.81-19,617.95

Finding the Fourth Proportional to 29,036.63, 40,082.81 and 19,617.95

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Solution

The fourth proportional to 29,036.63, 40,082.81 and 19,617.95 is: 27,081.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,036.63 : 40,082.81 = 19,617.95 : x
  2. Step 2: Convert to fraction form
    29,036.63/40,082.81 = 19,617.95/x
  3. Step 3: Cross multiply
    29,036.63x = 40,082.81 × 19,617.95
  4. Step 4: Simplify right side
    29,036.63x = 786,342,562.44
  5. Step 5: Solve for x
    x = 786,342,562.44/29,036.63
  6. Step 6: Final answer
    x = 27,081.05

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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.