Home / 30,283.47-41,790.87-16,854.53

Finding the Fourth Proportional to 30,283.47, 41,790.87 and 16,854.53

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Solution

The fourth proportional to 30,283.47, 41,790.87 and 16,854.53 is: 23,259.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,283.47 : 41,790.87 = 16,854.53 : x
  2. Step 2: Convert to fraction form
    30,283.47/41,790.87 = 16,854.53/x
  3. Step 3: Cross multiply
    30,283.47x = 41,790.87 × 16,854.53
  4. Step 4: Simplify right side
    30,283.47x = 704,365,263.19
  5. Step 5: Solve for x
    x = 704,365,263.19/30,283.47
  6. Step 6: Final answer
    x = 23,259.07

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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.