Home / 27,210.75-37,550.97-15,888.03

Finding the Fourth Proportional to 27,210.75, 37,550.97 and 15,888.03

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Solution

The fourth proportional to 27,210.75, 37,550.97 and 15,888.03 is: 21,925.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,210.75 : 37,550.97 = 15,888.03 : x
  2. Step 2: Convert to fraction form
    27,210.75/37,550.97 = 15,888.03/x
  3. Step 3: Cross multiply
    27,210.75x = 37,550.97 × 15,888.03
  4. Step 4: Simplify right side
    27,210.75x = 596,610,937.89
  5. Step 5: Solve for x
    x = 596,610,937.89/27,210.75
  6. Step 6: Final answer
    x = 21,925.56

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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.