Home / 23,166.36-31,968-13,095.18

Finding the Fourth Proportional to 23,166.36, 31,968 and 13,095.18

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Solution

The fourth proportional to 23,166.36, 31,968 and 13,095.18 is: 18,070.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,166.36 : 31,968 = 13,095.18 : x
  2. Step 2: Convert to fraction form
    23,166.36/31,968 = 13,095.18/x
  3. Step 3: Cross multiply
    23,166.36x = 31,968 × 13,095.18
  4. Step 4: Simplify right side
    23,166.36x = 418,626,714.24
  5. Step 5: Solve for x
    x = 418,626,714.24/23,166.36
  6. Step 6: Final answer
    x = 18,070.46

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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.