Home / 34,029.18-46,956.51-20,416.50

Finding the Fourth Proportional to 34,029.18, 46,956.51 and 20,416.50

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Solution

The fourth proportional to 34,029.18, 46,956.51 and 20,416.50 is: 28,172.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,029.18 : 46,956.51 = 20,416.50 : x
  2. Step 2: Convert to fraction form
    34,029.18/46,956.51 = 20,416.50/x
  3. Step 3: Cross multiply
    34,029.18x = 46,956.51 × 20,416.50
  4. Step 4: Simplify right side
    34,029.18x = 958,687,586.42
  5. Step 5: Solve for x
    x = 958,687,586.42/34,029.18
  6. Step 6: Final answer
    x = 28,172.52

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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.