Home / 28,577.60-39,437.04-16,002.35

Finding the Fourth Proportional to 28,577.60, 39,437.04 and 16,002.35

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Solution

The fourth proportional to 28,577.60, 39,437.04 and 16,002.35 is: 22,083.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,577.60 : 39,437.04 = 16,002.35 : x
  2. Step 2: Convert to fraction form
    28,577.60/39,437.04 = 16,002.35/x
  3. Step 3: Cross multiply
    28,577.60x = 39,437.04 × 16,002.35
  4. Step 4: Simplify right side
    28,577.60x = 631,085,317.04
  5. Step 5: Solve for x
    x = 631,085,317.04/28,577.60
  6. Step 6: Final answer
    x = 22,083.22

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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.