Home / 30,070.05-41,496.75-16,642.23

Finding the Fourth Proportional to 30,070.05, 41,496.75 and 16,642.23

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Solution

The fourth proportional to 30,070.05, 41,496.75 and 16,642.23 is: 22,966.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,070.05 : 41,496.75 = 16,642.23 : x
  2. Step 2: Convert to fraction form
    30,070.05/41,496.75 = 16,642.23/x
  3. Step 3: Cross multiply
    30,070.05x = 41,496.75 × 16,642.23
  4. Step 4: Simplify right side
    30,070.05x = 690,598,457.75
  5. Step 5: Solve for x
    x = 690,598,457.75/30,070.05
  6. Step 6: Final answer
    x = 22,966.32

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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.