Home / 19,742.50-29,628.33-9,354.25

Finding the Fourth Proportional to 19,742.50, 29,628.33 and 9,354.25

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Solution

The fourth proportional to 19,742.50, 29,628.33 and 9,354.25 is: 14,038.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,742.50 : 29,628.33 = 9,354.25 : x
  2. Step 2: Convert to fraction form
    19,742.50/29,628.33 = 9,354.25/x
  3. Step 3: Cross multiply
    19,742.50x = 29,628.33 × 9,354.25
  4. Step 4: Simplify right side
    19,742.50x = 277,150,805.90
  5. Step 5: Solve for x
    x = 277,150,805.90/19,742.50
  6. Step 6: Final answer
    x = 14,038.28

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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.