Home / 19,535.99-29,312.48-7,693.38

Finding the Fourth Proportional to 19,535.99, 29,312.48 and 7,693.38

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Solution

The fourth proportional to 19,535.99, 29,312.48 and 7,693.38 is: 11,543.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,535.99 : 29,312.48 = 7,693.38 : x
  2. Step 2: Convert to fraction form
    19,535.99/29,312.48 = 7,693.38/x
  3. Step 3: Cross multiply
    19,535.99x = 29,312.48 × 7,693.38
  4. Step 4: Simplify right side
    19,535.99x = 225,512,066.62
  5. Step 5: Solve for x
    x = 225,512,066.62/19,535.99
  6. Step 6: Final answer
    x = 11,543.42

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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.