Home / 56,543.85-84,686.60-26,982.45

Finding the Fourth Proportional to 56,543.85, 84,686.60 and 26,982.45

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Solution

The fourth proportional to 56,543.85, 84,686.60 and 26,982.45 is: 40,412.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,543.85 : 84,686.60 = 26,982.45 : x
  2. Step 2: Convert to fraction form
    56,543.85/84,686.60 = 26,982.45/x
  3. Step 3: Cross multiply
    56,543.85x = 84,686.60 × 26,982.45
  4. Step 4: Simplify right side
    56,543.85x = 2,285,051,950.17
  5. Step 5: Solve for x
    x = 2,285,051,950.17/56,543.85
  6. Step 6: Final answer
    x = 40,412.03

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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.