Home / 34,111.22-47,060.53-20,677.57

Finding the Fourth Proportional to 34,111.22, 47,060.53 and 20,677.57

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Solution

The fourth proportional to 34,111.22, 47,060.53 and 20,677.57 is: 28,527.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,111.22 : 47,060.53 = 20,677.57 : x
  2. Step 2: Convert to fraction form
    34,111.22/47,060.53 = 20,677.57/x
  3. Step 3: Cross multiply
    34,111.22x = 47,060.53 × 20,677.57
  4. Step 4: Simplify right side
    34,111.22x = 973,097,403.31
  5. Step 5: Solve for x
    x = 973,097,403.31/34,111.22
  6. Step 6: Final answer
    x = 28,527.19

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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.