Home / 14,948.90-20,636.90-10,496.34

Finding the Fourth Proportional to 14,948.90, 20,636.90 and 10,496.34

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Solution

The fourth proportional to 14,948.90, 20,636.90 and 10,496.34 is: 14,490.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,948.90 : 20,636.90 = 10,496.34 : x
  2. Step 2: Convert to fraction form
    14,948.90/20,636.90 = 10,496.34/x
  3. Step 3: Cross multiply
    14,948.90x = 20,636.90 × 10,496.34
  4. Step 4: Simplify right side
    14,948.90x = 216,611,918.95
  5. Step 5: Solve for x
    x = 216,611,918.95/14,948.90
  6. Step 6: Final answer
    x = 14,490.16

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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.