Home / 29,895.12-41,238-18,697.68

Finding the Fourth Proportional to 29,895.12, 41,238 and 18,697.68

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Solution

The fourth proportional to 29,895.12, 41,238 and 18,697.68 is: 25,792.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,895.12 : 41,238 = 18,697.68 : x
  2. Step 2: Convert to fraction form
    29,895.12/41,238 = 18,697.68/x
  3. Step 3: Cross multiply
    29,895.12x = 41,238 × 18,697.68
  4. Step 4: Simplify right side
    29,895.12x = 771,054,927.84
  5. Step 5: Solve for x
    x = 771,054,927.84/29,895.12
  6. Step 6: Final answer
    x = 25,792.00

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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.