Home / 30,403.68-45,599.04-23,379.36

Finding the Fourth Proportional to 30,403.68, 45,599.04 and 23,379.36

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Solution

The fourth proportional to 30,403.68, 45,599.04 and 23,379.36 is: 35,064.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,403.68 : 45,599.04 = 23,379.36 : x
  2. Step 2: Convert to fraction form
    30,403.68/45,599.04 = 23,379.36/x
  3. Step 3: Cross multiply
    30,403.68x = 45,599.04 × 23,379.36
  4. Step 4: Simplify right side
    30,403.68x = 1,066,076,371.81
  5. Step 5: Solve for x
    x = 1,066,076,371.81/30,403.68
  6. Step 6: Final answer
    x = 35,064.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.