Home / 56,798.50-85,208.70-25,633.75

Finding the Fourth Proportional to 56,798.50, 85,208.70 and 25,633.75

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Solution

The fourth proportional to 56,798.50, 85,208.70 and 25,633.75 is: 38,455.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,798.50 : 85,208.70 = 25,633.75 : x
  2. Step 2: Convert to fraction form
    56,798.50/85,208.70 = 25,633.75/x
  3. Step 3: Cross multiply
    56,798.50x = 85,208.70 × 25,633.75
  4. Step 4: Simplify right side
    56,798.50x = 2,184,218,513.63
  5. Step 5: Solve for x
    x = 2,184,218,513.63/56,798.50
  6. Step 6: Final answer
    x = 38,455.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.