Home / 28,566.45-39,424.14-16,633.53

Finding the Fourth Proportional to 28,566.45, 39,424.14 and 16,633.53

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Solution

The fourth proportional to 28,566.45, 39,424.14 and 16,633.53 is: 22,955.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,566.45 : 39,424.14 = 16,633.53 : x
  2. Step 2: Convert to fraction form
    28,566.45/39,424.14 = 16,633.53/x
  3. Step 3: Cross multiply
    28,566.45x = 39,424.14 × 16,633.53
  4. Step 4: Simplify right side
    28,566.45x = 655,762,615.41
  5. Step 5: Solve for x
    x = 655,762,615.41/28,566.45
  6. Step 6: Final answer
    x = 22,955.69

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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.