Home / 30,875.60-46,330.20-16,834.80

Finding the Fourth Proportional to 30,875.60, 46,330.20 and 16,834.80

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Solution

The fourth proportional to 30,875.60, 46,330.20 and 16,834.80 is: 25,261.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,875.60 : 46,330.20 = 16,834.80 : x
  2. Step 2: Convert to fraction form
    30,875.60/46,330.20 = 16,834.80/x
  3. Step 3: Cross multiply
    30,875.60x = 46,330.20 × 16,834.80
  4. Step 4: Simplify right side
    30,875.60x = 779,959,650.96
  5. Step 5: Solve for x
    x = 779,959,650.96/30,875.60
  6. Step 6: Final answer
    x = 25,261.36

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1.5x scale

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.