Home / 27,541.09-38,004.55-15,606.30

Finding the Fourth Proportional to 27,541.09, 38,004.55 and 15,606.30

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Solution

The fourth proportional to 27,541.09, 38,004.55 and 15,606.30 is: 21,535.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,541.09 : 38,004.55 = 15,606.30 : x
  2. Step 2: Convert to fraction form
    27,541.09/38,004.55 = 15,606.30/x
  3. Step 3: Cross multiply
    27,541.09x = 38,004.55 × 15,606.30
  4. Step 4: Simplify right side
    27,541.09x = 593,110,408.67
  5. Step 5: Solve for x
    x = 593,110,408.67/27,541.09
  6. Step 6: Final answer
    x = 21,535.47

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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.