Home / 27,941.76-38,558.03-15,366.51

Finding the Fourth Proportional to 27,941.76, 38,558.03 and 15,366.51

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Solution

The fourth proportional to 27,941.76, 38,558.03 and 15,366.51 is: 21,204.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,941.76 : 38,558.03 = 15,366.51 : x
  2. Step 2: Convert to fraction form
    27,941.76/38,558.03 = 15,366.51/x
  3. Step 3: Cross multiply
    27,941.76x = 38,558.03 × 15,366.51
  4. Step 4: Simplify right side
    27,941.76x = 592,502,276.74
  5. Step 5: Solve for x
    x = 592,502,276.74/27,941.76
  6. Step 6: Final answer
    x = 21,204.90

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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.