Home / 30,463.02-42,038.73-17,034.30

Finding the Fourth Proportional to 30,463.02, 42,038.73 and 17,034.30

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Solution

The fourth proportional to 30,463.02, 42,038.73 and 17,034.30 is: 23,507.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,463.02 : 42,038.73 = 17,034.30 : x
  2. Step 2: Convert to fraction form
    30,463.02/42,038.73 = 17,034.30/x
  3. Step 3: Cross multiply
    30,463.02x = 42,038.73 × 17,034.30
  4. Step 4: Simplify right side
    30,463.02x = 716,100,338.44
  5. Step 5: Solve for x
    x = 716,100,338.44/30,463.02
  6. Step 6: Final answer
    x = 23,507.20

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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.