Home / 30,288.99-41,798.37-16,860.24

Finding the Fourth Proportional to 30,288.99, 41,798.37 and 16,860.24

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Solution

The fourth proportional to 30,288.99, 41,798.37 and 16,860.24 is: 23,266.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,288.99 : 41,798.37 = 16,860.24 : x
  2. Step 2: Convert to fraction form
    30,288.99/41,798.37 = 16,860.24/x
  3. Step 3: Cross multiply
    30,288.99x = 41,798.37 × 16,860.24
  4. Step 4: Simplify right side
    30,288.99x = 704,730,549.81
  5. Step 5: Solve for x
    x = 704,730,549.81/30,288.99
  6. Step 6: Final answer
    x = 23,266.89

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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.