Home / 27,450.36-37,881.50-14,875.11

Finding the Fourth Proportional to 27,450.36, 37,881.50 and 14,875.11

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Solution

The fourth proportional to 27,450.36, 37,881.50 and 14,875.11 is: 20,527.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,450.36 : 37,881.50 = 14,875.11 : x
  2. Step 2: Convert to fraction form
    27,450.36/37,881.50 = 14,875.11/x
  3. Step 3: Cross multiply
    27,450.36x = 37,881.50 × 14,875.11
  4. Step 4: Simplify right side
    27,450.36x = 563,491,405.09
  5. Step 5: Solve for x
    x = 563,491,405.09/27,450.36
  6. Step 6: Final answer
    x = 20,527.65

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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.