Home / 27,038.43-37,313.19-15,102.81

Finding the Fourth Proportional to 27,038.43, 37,313.19 and 15,102.81

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Solution

The fourth proportional to 27,038.43, 37,313.19 and 15,102.81 is: 20,841.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,038.43 : 37,313.19 = 15,102.81 : x
  2. Step 2: Convert to fraction form
    27,038.43/37,313.19 = 15,102.81/x
  3. Step 3: Cross multiply
    27,038.43x = 37,313.19 × 15,102.81
  4. Step 4: Simplify right side
    27,038.43x = 563,534,019.06
  5. Step 5: Solve for x
    x = 563,534,019.06/27,038.43
  6. Step 6: Final answer
    x = 20,841.97

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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.