Home / 53,297.46-79,955.94-26,657.40

Finding the Fourth Proportional to 53,297.46, 79,955.94 and 26,657.40

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Solution

The fourth proportional to 53,297.46, 79,955.94 and 26,657.40 is: 39,990.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,297.46 : 79,955.94 = 26,657.40 : x
  2. Step 2: Convert to fraction form
    53,297.46/79,955.94 = 26,657.40/x
  3. Step 3: Cross multiply
    53,297.46x = 79,955.94 × 26,657.40
  4. Step 4: Simplify right side
    53,297.46x = 2,131,417,474.96
  5. Step 5: Solve for x
    x = 2,131,417,474.96/53,297.46
  6. Step 6: Final answer
    x = 39,990.98

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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.