Home / 28,683.36-39,583.91-17,354.93

Finding the Fourth Proportional to 28,683.36, 39,583.91 and 17,354.93

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Solution

The fourth proportional to 28,683.36, 39,583.91 and 17,354.93 is: 23,950.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,683.36 : 39,583.91 = 17,354.93 : x
  2. Step 2: Convert to fraction form
    28,683.36/39,583.91 = 17,354.93/x
  3. Step 3: Cross multiply
    28,683.36x = 39,583.91 × 17,354.93
  4. Step 4: Simplify right side
    28,683.36x = 686,976,129.52
  5. Step 5: Solve for x
    x = 686,976,129.52/28,683.36
  6. Step 6: Final answer
    x = 23,950.34

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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.