Home / 45,784.86-63,179.88-25,638.30

Finding the Fourth Proportional to 45,784.86, 63,179.88 and 25,638.30

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Solution

The fourth proportional to 45,784.86, 63,179.88 and 25,638.30 is: 35,379.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,784.86 : 63,179.88 = 25,638.30 : x
  2. Step 2: Convert to fraction form
    45,784.86/63,179.88 = 25,638.30/x
  3. Step 3: Cross multiply
    45,784.86x = 63,179.88 × 25,638.30
  4. Step 4: Simplify right side
    45,784.86x = 1,619,824,717.40
  5. Step 5: Solve for x
    x = 1,619,824,717.40/45,784.86
  6. Step 6: Final answer
    x = 35,379.05

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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.