Home / 23,055.67-31,824.80-13,623.63

Finding the Fourth Proportional to 23,055.67, 31,824.80 and 13,623.63

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Solution

The fourth proportional to 23,055.67, 31,824.80 and 13,623.63 is: 18,805.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,055.67 : 31,824.80 = 13,623.63 : x
  2. Step 2: Convert to fraction form
    23,055.67/31,824.80 = 13,623.63/x
  3. Step 3: Cross multiply
    23,055.67x = 31,824.80 × 13,623.63
  4. Step 4: Simplify right side
    23,055.67x = 433,569,300.02
  5. Step 5: Solve for x
    x = 433,569,300.02/23,055.67
  6. Step 6: Final answer
    x = 18,805.32

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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.