Home / 28,573.18-39,433.22-16,477.55

Finding the Fourth Proportional to 28,573.18, 39,433.22 and 16,477.55

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Solution

The fourth proportional to 28,573.18, 39,433.22 and 16,477.55 is: 22,740.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,573.18 : 39,433.22 = 16,477.55 : x
  2. Step 2: Convert to fraction form
    28,573.18/39,433.22 = 16,477.55/x
  3. Step 3: Cross multiply
    28,573.18x = 39,433.22 × 16,477.55
  4. Step 4: Simplify right side
    28,573.18x = 649,762,784.32
  5. Step 5: Solve for x
    x = 649,762,784.32/28,573.18
  6. Step 6: Final answer
    x = 22,740.31

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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.