Home / 16,875.84-25,313.40-9,133.68

Finding the Fourth Proportional to 16,875.84, 25,313.40 and 9,133.68

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Solution

The fourth proportional to 16,875.84, 25,313.40 and 9,133.68 is: 13,700.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,875.84 : 25,313.40 = 9,133.68 : x
  2. Step 2: Convert to fraction form
    16,875.84/25,313.40 = 9,133.68/x
  3. Step 3: Cross multiply
    16,875.84x = 25,313.40 × 9,133.68
  4. Step 4: Simplify right side
    16,875.84x = 231,204,495.31
  5. Step 5: Solve for x
    x = 231,204,495.31/16,875.84
  6. Step 6: Final answer
    x = 13,700.33

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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.