Home / 36,925.10-50,955.98-21,009.20

Finding the Fourth Proportional to 36,925.10, 50,955.98 and 21,009.20

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Solution

The fourth proportional to 36,925.10, 50,955.98 and 21,009.20 is: 28,992.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,925.10 : 50,955.98 = 21,009.20 : x
  2. Step 2: Convert to fraction form
    36,925.10/50,955.98 = 21,009.20/x
  3. Step 3: Cross multiply
    36,925.10x = 50,955.98 × 21,009.20
  4. Step 4: Simplify right side
    36,925.10x = 1,070,544,375.02
  5. Step 5: Solve for x
    x = 1,070,544,375.02/36,925.10
  6. Step 6: Final answer
    x = 28,992.32

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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.