Home / 27,385.88-37,792.38-14,810.60

Finding the Fourth Proportional to 27,385.88, 37,792.38 and 14,810.60

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Solution

The fourth proportional to 27,385.88, 37,792.38 and 14,810.60 is: 20,438.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,385.88 : 37,792.38 = 14,810.60 : x
  2. Step 2: Convert to fraction form
    27,385.88/37,792.38 = 14,810.60/x
  3. Step 3: Cross multiply
    27,385.88x = 37,792.38 × 14,810.60
  4. Step 4: Simplify right side
    27,385.88x = 559,727,823.23
  5. Step 5: Solve for x
    x = 559,727,823.23/27,385.88
  6. Step 6: Final answer
    x = 20,438.56

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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.