Home / 30,967.80-42,736.13-17,541.84

Finding the Fourth Proportional to 30,967.80, 42,736.13 and 17,541.84

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Solution

The fourth proportional to 30,967.80, 42,736.13 and 17,541.84 is: 24,208.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,967.80 : 42,736.13 = 17,541.84 : x
  2. Step 2: Convert to fraction form
    30,967.80/42,736.13 = 17,541.84/x
  3. Step 3: Cross multiply
    30,967.80x = 42,736.13 × 17,541.84
  4. Step 4: Simplify right side
    30,967.80x = 749,670,398.53
  5. Step 5: Solve for x
    x = 749,670,398.53/30,967.80
  6. Step 6: Final answer
    x = 24,208.06

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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.