Home / 46,861.56-64,668.85-25,640.78

Finding the Fourth Proportional to 46,861.56, 64,668.85 and 25,640.78

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Solution

The fourth proportional to 46,861.56, 64,668.85 and 25,640.78 is: 35,384.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,861.56 : 64,668.85 = 25,640.78 : x
  2. Step 2: Convert to fraction form
    46,861.56/64,668.85 = 25,640.78/x
  3. Step 3: Cross multiply
    46,861.56x = 64,668.85 × 25,640.78
  4. Step 4: Simplify right side
    46,861.56x = 1,658,159,368.26
  5. Step 5: Solve for x
    x = 1,658,159,368.26/46,861.56
  6. Step 6: Final answer
    x = 35,384.21

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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.