Home / 27,309.77-37,687.07-15,373.07

Finding the Fourth Proportional to 27,309.77, 37,687.07 and 15,373.07

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Solution

The fourth proportional to 27,309.77, 37,687.07 and 15,373.07 is: 21,214.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,309.77 : 37,687.07 = 15,373.07 : x
  2. Step 2: Convert to fraction form
    27,309.77/37,687.07 = 15,373.07/x
  3. Step 3: Cross multiply
    27,309.77x = 37,687.07 × 15,373.07
  4. Step 4: Simplify right side
    27,309.77x = 579,365,888.34
  5. Step 5: Solve for x
    x = 579,365,888.34/27,309.77
  6. Step 6: Final answer
    x = 21,214.60

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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.