Home / 15,458.84-23,164.16-11,957.51

Finding the Fourth Proportional to 15,458.84, 23,164.16 and 11,957.51

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Solution

The fourth proportional to 15,458.84, 23,164.16 and 11,957.51 is: 17,917.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,458.84 : 23,164.16 = 11,957.51 : x
  2. Step 2: Convert to fraction form
    15,458.84/23,164.16 = 11,957.51/x
  3. Step 3: Cross multiply
    15,458.84x = 23,164.16 × 11,957.51
  4. Step 4: Simplify right side
    15,458.84x = 276,985,674.84
  5. Step 5: Solve for x
    x = 276,985,674.84/15,458.84
  6. Step 6: Final answer
    x = 17,917.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.