Home / 28,904.58-39,892.91-17,577.68

Finding the Fourth Proportional to 28,904.58, 39,892.91 and 17,577.68

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Solution

The fourth proportional to 28,904.58, 39,892.91 and 17,577.68 is: 24,259.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,904.58 : 39,892.91 = 17,577.68 : x
  2. Step 2: Convert to fraction form
    28,904.58/39,892.91 = 17,577.68/x
  3. Step 3: Cross multiply
    28,904.58x = 39,892.91 × 17,577.68
  4. Step 4: Simplify right side
    28,904.58x = 701,224,518.90
  5. Step 5: Solve for x
    x = 701,224,518.90/28,904.58
  6. Step 6: Final answer
    x = 24,259.98

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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.