Home / 27,231.08-37,580.22-15,298.16

Finding the Fourth Proportional to 27,231.08, 37,580.22 and 15,298.16

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Solution

The fourth proportional to 27,231.08, 37,580.22 and 15,298.16 is: 21,112.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,231.08 : 37,580.22 = 15,298.16 : x
  2. Step 2: Convert to fraction form
    27,231.08/37,580.22 = 15,298.16/x
  3. Step 3: Cross multiply
    27,231.08x = 37,580.22 × 15,298.16
  4. Step 4: Simplify right side
    27,231.08x = 574,908,030.49
  5. Step 5: Solve for x
    x = 574,908,030.49/27,231.08
  6. Step 6: Final answer
    x = 21,112.20

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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.