Home / 38,968.55-53,780.45-23,653.89

Finding the Fourth Proportional to 38,968.55, 53,780.45 and 23,653.89

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Solution

The fourth proportional to 38,968.55, 53,780.45 and 23,653.89 is: 32,644.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,968.55 : 53,780.45 = 23,653.89 : x
  2. Step 2: Convert to fraction form
    38,968.55/53,780.45 = 23,653.89/x
  3. Step 3: Cross multiply
    38,968.55x = 53,780.45 × 23,653.89
  4. Step 4: Simplify right side
    38,968.55x = 1,272,116,579.55
  5. Step 5: Solve for x
    x = 1,272,116,579.55/38,968.55
  6. Step 6: Final answer
    x = 32,644.70

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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.