Home / 28,577.70-39,437.19-16,002.54

Finding the Fourth Proportional to 28,577.70, 39,437.19 and 16,002.54

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Solution

The fourth proportional to 28,577.70, 39,437.19 and 16,002.54 is: 22,083.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,577.70 : 39,437.19 = 16,002.54 : x
  2. Step 2: Convert to fraction form
    28,577.70/39,437.19 = 16,002.54/x
  3. Step 3: Cross multiply
    28,577.70x = 39,437.19 × 16,002.54
  4. Step 4: Simplify right side
    28,577.70x = 631,095,210.46
  5. Step 5: Solve for x
    x = 631,095,210.46/28,577.70
  6. Step 6: Final answer
    x = 22,083.49

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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.