Home / 27,315.96-40,983.75-9,549.21

Finding the Fourth Proportional to 27,315.96, 40,983.75 and 9,549.21

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Solution

The fourth proportional to 27,315.96, 40,983.75 and 9,549.21 is: 14,327.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,315.96 : 40,983.75 = 9,549.21 : x
  2. Step 2: Convert to fraction form
    27,315.96/40,983.75 = 9,549.21/x
  3. Step 3: Cross multiply
    27,315.96x = 40,983.75 × 9,549.21
  4. Step 4: Simplify right side
    27,315.96x = 391,362,435.34
  5. Step 5: Solve for x
    x = 391,362,435.34/27,315.96
  6. Step 6: Final answer
    x = 14,327.24

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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.