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Finding the Fourth Proportional to 35,888.58, 49,528.53 and 21,744.90

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Solution

The fourth proportional to 35,888.58, 49,528.53 and 21,744.90 is: 30,009.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,888.58 : 49,528.53 = 21,744.90 : x
  2. Step 2: Convert to fraction form
    35,888.58/49,528.53 = 21,744.90/x
  3. Step 3: Cross multiply
    35,888.58x = 49,528.53 × 21,744.90
  4. Step 4: Simplify right side
    35,888.58x = 1,076,992,932.00
  5. Step 5: Solve for x
    x = 1,076,992,932.00/35,888.58
  6. Step 6: Final answer
    x = 30,009.35

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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.