Home / 30,587.29-42,212.58-16,976.02

Finding the Fourth Proportional to 30,587.29, 42,212.58 and 16,976.02

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Solution

The fourth proportional to 30,587.29, 42,212.58 and 16,976.02 is: 23,428.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,587.29 : 42,212.58 = 16,976.02 : x
  2. Step 2: Convert to fraction form
    30,587.29/42,212.58 = 16,976.02/x
  3. Step 3: Cross multiply
    30,587.29x = 42,212.58 × 16,976.02
  4. Step 4: Simplify right side
    30,587.29x = 716,601,602.33
  5. Step 5: Solve for x
    x = 716,601,602.33/30,587.29
  6. Step 6: Final answer
    x = 23,428.08

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.