Home / 28,695.24-39,602.49-16,762.44

Finding the Fourth Proportional to 28,695.24, 39,602.49 and 16,762.44

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Solution

The fourth proportional to 28,695.24, 39,602.49 and 16,762.44 is: 23,133.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,695.24 : 39,602.49 = 16,762.44 : x
  2. Step 2: Convert to fraction form
    28,695.24/39,602.49 = 16,762.44/x
  3. Step 3: Cross multiply
    28,695.24x = 39,602.49 × 16,762.44
  4. Step 4: Simplify right side
    28,695.24x = 663,834,362.48
  5. Step 5: Solve for x
    x = 663,834,362.48/28,695.24
  6. Step 6: Final answer
    x = 23,133.95

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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.