Home / 30,039.02-41,453.11-16,609.93

Finding the Fourth Proportional to 30,039.02, 41,453.11 and 16,609.93

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Solution

The fourth proportional to 30,039.02, 41,453.11 and 16,609.93 is: 22,921.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,039.02 : 41,453.11 = 16,609.93 : x
  2. Step 2: Convert to fraction form
    30,039.02/41,453.11 = 16,609.93/x
  3. Step 3: Cross multiply
    30,039.02x = 41,453.11 × 16,609.93
  4. Step 4: Simplify right side
    30,039.02x = 688,533,172.51
  5. Step 5: Solve for x
    x = 688,533,172.51/30,039.02
  6. Step 6: Final answer
    x = 22,921.29

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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.