Home / 16,881.48-23,290.74-9,802.08

Finding the Fourth Proportional to 16,881.48, 23,290.74 and 9,802.08

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Solution

The fourth proportional to 16,881.48, 23,290.74 and 9,802.08 is: 13,523.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,881.48 : 23,290.74 = 9,802.08 : x
  2. Step 2: Convert to fraction form
    16,881.48/23,290.74 = 9,802.08/x
  3. Step 3: Cross multiply
    16,881.48x = 23,290.74 × 9,802.08
  4. Step 4: Simplify right side
    16,881.48x = 228,297,696.74
  5. Step 5: Solve for x
    x = 228,297,696.74/16,881.48
  6. Step 6: Final answer
    x = 13,523.56

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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.