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Finding the Fourth Proportional to 18,802.48, 25,946.34 and 10,302.94

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Solution

The fourth proportional to 18,802.48, 25,946.34 and 10,302.94 is: 14,217.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,802.48 : 25,946.34 = 10,302.94 : x
  2. Step 2: Convert to fraction form
    18,802.48/25,946.34 = 10,302.94/x
  3. Step 3: Cross multiply
    18,802.48x = 25,946.34 × 10,302.94
  4. Step 4: Simplify right side
    18,802.48x = 267,323,584.24
  5. Step 5: Solve for x
    x = 267,323,584.24/18,802.48
  6. Step 6: Final answer
    x = 14,217.46

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Similar ratio
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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.