Home / 16,875.90-25,313.85-11,346.30

Finding the Fourth Proportional to 16,875.90, 25,313.85 and 11,346.30

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Solution

The fourth proportional to 16,875.90, 25,313.85 and 11,346.30 is: 17,019.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,875.90 : 25,313.85 = 11,346.30 : x
  2. Step 2: Convert to fraction form
    16,875.90/25,313.85 = 11,346.30/x
  3. Step 3: Cross multiply
    16,875.90x = 25,313.85 × 11,346.30
  4. Step 4: Simplify right side
    16,875.90x = 287,218,536.26
  5. Step 5: Solve for x
    x = 287,218,536.26/16,875.90
  6. Step 6: Final answer
    x = 17,019.45

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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.