Home / 30,460.05-42,038.78-17,032.14

Finding the Fourth Proportional to 30,460.05, 42,038.78 and 17,032.14

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Solution

The fourth proportional to 30,460.05, 42,038.78 and 17,032.14 is: 23,506.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,460.05 : 42,038.78 = 17,032.14 : x
  2. Step 2: Convert to fraction form
    30,460.05/42,038.78 = 17,032.14/x
  3. Step 3: Cross multiply
    30,460.05x = 42,038.78 × 17,032.14
  4. Step 4: Simplify right side
    30,460.05x = 716,010,301.23
  5. Step 5: Solve for x
    x = 716,010,301.23/30,460.05
  6. Step 6: Final answer
    x = 23,506.54

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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.