Home / 12,237.31-16,888.15-6,933.16

Finding the Fourth Proportional to 12,237.31, 16,888.15 and 6,933.16

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Solution

The fourth proportional to 12,237.31, 16,888.15 and 6,933.16 is: 9,568.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,237.31 : 16,888.15 = 6,933.16 : x
  2. Step 2: Convert to fraction form
    12,237.31/16,888.15 = 6,933.16/x
  3. Step 3: Cross multiply
    12,237.31x = 16,888.15 × 6,933.16
  4. Step 4: Simplify right side
    12,237.31x = 117,088,212.50
  5. Step 5: Solve for x
    x = 117,088,212.50/12,237.31
  6. Step 6: Final answer
    x = 9,568.14

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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.