Home / 28,933.66-39,927.36-16,358.68

Finding the Fourth Proportional to 28,933.66, 39,927.36 and 16,358.68

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Solution

The fourth proportional to 28,933.66, 39,927.36 and 16,358.68 is: 22,574.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,933.66 : 39,927.36 = 16,358.68 : x
  2. Step 2: Convert to fraction form
    28,933.66/39,927.36 = 16,358.68/x
  3. Step 3: Cross multiply
    28,933.66x = 39,927.36 × 16,358.68
  4. Step 4: Simplify right side
    28,933.66x = 653,158,905.48
  5. Step 5: Solve for x
    x = 653,158,905.48/28,933.66
  6. Step 6: Final answer
    x = 22,574.36

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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.