Home / 27,384.63-37,790.71-14,809.38

Finding the Fourth Proportional to 27,384.63, 37,790.71 and 14,809.38

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Solution

The fourth proportional to 27,384.63, 37,790.71 and 14,809.38 is: 20,436.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,384.63 : 37,790.71 = 14,809.38 : x
  2. Step 2: Convert to fraction form
    27,384.63/37,790.71 = 14,809.38/x
  3. Step 3: Cross multiply
    27,384.63x = 37,790.71 × 14,809.38
  4. Step 4: Simplify right side
    27,384.63x = 559,656,984.86
  5. Step 5: Solve for x
    x = 559,656,984.86/27,384.63
  6. Step 6: Final answer
    x = 20,436.90

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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.