Home / 16,875.81-25,313.72-7,513.43

Finding the Fourth Proportional to 16,875.81, 25,313.72 and 7,513.43

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Solution

The fourth proportional to 16,875.81, 25,313.72 and 7,513.43 is: 11,270.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,875.81 : 25,313.72 = 7,513.43 : x
  2. Step 2: Convert to fraction form
    16,875.81/25,313.72 = 7,513.43/x
  3. Step 3: Cross multiply
    16,875.81x = 25,313.72 × 7,513.43
  4. Step 4: Simplify right side
    16,875.81x = 190,192,699.12
  5. Step 5: Solve for x
    x = 190,192,699.12/16,875.81
  6. Step 6: Final answer
    x = 11,270.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.