Home / 35,483.68-53,178.24-16,768.69

Finding the Fourth Proportional to 35,483.68, 53,178.24 and 16,768.69

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Solution

The fourth proportional to 35,483.68, 53,178.24 and 16,768.69 is: 25,130.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,483.68 : 53,178.24 = 16,768.69 : x
  2. Step 2: Convert to fraction form
    35,483.68/53,178.24 = 16,768.69/x
  3. Step 3: Cross multiply
    35,483.68x = 53,178.24 × 16,768.69
  4. Step 4: Simplify right side
    35,483.68x = 891,729,421.31
  5. Step 5: Solve for x
    x = 891,729,421.31/35,483.68
  6. Step 6: Final answer
    x = 25,130.69

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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.