Home / 47,888.46-66,085.20-26,667.36

Finding the Fourth Proportional to 47,888.46, 66,085.20 and 26,667.36

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Solution

The fourth proportional to 47,888.46, 66,085.20 and 26,667.36 is: 36,800.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,888.46 : 66,085.20 = 26,667.36 : x
  2. Step 2: Convert to fraction form
    47,888.46/66,085.20 = 26,667.36/x
  3. Step 3: Cross multiply
    47,888.46x = 66,085.20 × 26,667.36
  4. Step 4: Simplify right side
    47,888.46x = 1,762,317,819.07
  5. Step 5: Solve for x
    x = 1,762,317,819.07/47,888.46
  6. Step 6: Final answer
    x = 36,800.47

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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.