Home / 28,547.75-42,797.01-13,736.29

Finding the Fourth Proportional to 28,547.75, 42,797.01 and 13,736.29

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Solution

The fourth proportional to 28,547.75, 42,797.01 and 13,736.29 is: 20,592.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,547.75 : 42,797.01 = 13,736.29 : x
  2. Step 2: Convert to fraction form
    28,547.75/42,797.01 = 13,736.29/x
  3. Step 3: Cross multiply
    28,547.75x = 42,797.01 × 13,736.29
  4. Step 4: Simplify right side
    28,547.75x = 587,872,165.26
  5. Step 5: Solve for x
    x = 587,872,165.26/28,547.75
  6. Step 6: Final answer
    x = 20,592.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.