Home / 20,573.64-28,370.40-17,599.32

Finding the Fourth Proportional to 20,573.64, 28,370.40 and 17,599.32

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Solution

The fourth proportional to 20,573.64, 28,370.40 and 17,599.32 is: 24,268.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,573.64 : 28,370.40 = 17,599.32 : x
  2. Step 2: Convert to fraction form
    20,573.64/28,370.40 = 17,599.32/x
  3. Step 3: Cross multiply
    20,573.64x = 28,370.40 × 17,599.32
  4. Step 4: Simplify right side
    20,573.64x = 499,299,748.13
  5. Step 5: Solve for x
    x = 499,299,748.13/20,573.64
  6. Step 6: Final answer
    x = 24,268.91

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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.