Home / 28,807.42-39,741.86-17,472.58

Finding the Fourth Proportional to 28,807.42, 39,741.86 and 17,472.58

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Solution

The fourth proportional to 28,807.42, 39,741.86 and 17,472.58 is: 24,104.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,807.42 : 39,741.86 = 17,472.58 : x
  2. Step 2: Convert to fraction form
    28,807.42/39,741.86 = 17,472.58/x
  3. Step 3: Cross multiply
    28,807.42x = 39,741.86 × 17,472.58
  4. Step 4: Simplify right side
    28,807.42x = 694,392,828.20
  5. Step 5: Solve for x
    x = 694,392,828.20/28,807.42
  6. Step 6: Final answer
    x = 24,104.65

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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.