Home / 27,456.75-37,890.45-14,881.50

Finding the Fourth Proportional to 27,456.75, 37,890.45 and 14,881.50

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Solution

The fourth proportional to 27,456.75, 37,890.45 and 14,881.50 is: 20,536.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,456.75 : 37,890.45 = 14,881.50 : x
  2. Step 2: Convert to fraction form
    27,456.75/37,890.45 = 14,881.50/x
  3. Step 3: Cross multiply
    27,456.75x = 37,890.45 × 14,881.50
  4. Step 4: Simplify right side
    27,456.75x = 563,866,731.68
  5. Step 5: Solve for x
    x = 563,866,731.68/27,456.75
  6. Step 6: Final answer
    x = 20,536.54

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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.