Home / 47,136.16-65,047.74-25,915.36

Finding the Fourth Proportional to 47,136.16, 65,047.74 and 25,915.36

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Solution

The fourth proportional to 47,136.16, 65,047.74 and 25,915.36 is: 35,763.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,136.16 : 65,047.74 = 25,915.36 : x
  2. Step 2: Convert to fraction form
    47,136.16/65,047.74 = 25,915.36/x
  3. Step 3: Cross multiply
    47,136.16x = 65,047.74 × 25,915.36
  4. Step 4: Simplify right side
    47,136.16x = 1,685,735,599.29
  5. Step 5: Solve for x
    x = 1,685,735,599.29/47,136.16
  6. Step 6: Final answer
    x = 35,763.11

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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.