Home / 34,157.53-47,137.65-19,051.18

Finding the Fourth Proportional to 34,157.53, 47,137.65 and 19,051.18

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Solution

The fourth proportional to 34,157.53, 47,137.65 and 19,051.18 is: 26,290.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,157.53 : 47,137.65 = 19,051.18 : x
  2. Step 2: Convert to fraction form
    34,157.53/47,137.65 = 19,051.18/x
  3. Step 3: Cross multiply
    34,157.53x = 47,137.65 × 19,051.18
  4. Step 4: Simplify right side
    34,157.53x = 898,027,854.93
  5. Step 5: Solve for x
    x = 898,027,854.93/34,157.53
  6. Step 6: Final answer
    x = 26,290.77

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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.