Home / 27,303.16-37,670.82-15,365.80

Finding the Fourth Proportional to 27,303.16, 37,670.82 and 15,365.80

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Solution

The fourth proportional to 27,303.16, 37,670.82 and 15,365.80 is: 21,200.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,303.16 : 37,670.82 = 15,365.80 : x
  2. Step 2: Convert to fraction form
    27,303.16/37,670.82 = 15,365.80/x
  3. Step 3: Cross multiply
    27,303.16x = 37,670.82 × 15,365.80
  4. Step 4: Simplify right side
    27,303.16x = 578,842,285.96
  5. Step 5: Solve for x
    x = 578,842,285.96/27,303.16
  6. Step 6: Final answer
    x = 21,200.56

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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.