Home / 12,331.02-17,015.10-7,024.81

Finding the Fourth Proportional to 12,331.02, 17,015.10 and 7,024.81

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Solution

The fourth proportional to 12,331.02, 17,015.10 and 7,024.81 is: 9,693.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,331.02 : 17,015.10 = 7,024.81 : x
  2. Step 2: Convert to fraction form
    12,331.02/17,015.10 = 7,024.81/x
  3. Step 3: Cross multiply
    12,331.02x = 17,015.10 × 7,024.81
  4. Step 4: Simplify right side
    12,331.02x = 119,527,844.63
  5. Step 5: Solve for x
    x = 119,527,844.63/12,331.02
  6. Step 6: Final answer
    x = 9,693.27

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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.