Home / 49,575.64-68,412.54-28,354.36

Finding the Fourth Proportional to 49,575.64, 68,412.54 and 28,354.36

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Solution

The fourth proportional to 49,575.64, 68,412.54 and 28,354.36 is: 39,127.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,575.64 : 68,412.54 = 28,354.36 : x
  2. Step 2: Convert to fraction form
    49,575.64/68,412.54 = 28,354.36/x
  3. Step 3: Cross multiply
    49,575.64x = 68,412.54 × 28,354.36
  4. Step 4: Simplify right side
    49,575.64x = 1,939,793,787.67
  5. Step 5: Solve for x
    x = 1,939,793,787.67/49,575.64
  6. Step 6: Final answer
    x = 39,127.96

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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.