Home / 35,403.54-53,061.45-17,878.38

Finding the Fourth Proportional to 35,403.54, 53,061.45 and 17,878.38

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Solution

The fourth proportional to 35,403.54, 53,061.45 and 17,878.38 is: 26,795.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,403.54 : 53,061.45 = 17,878.38 : x
  2. Step 2: Convert to fraction form
    35,403.54/53,061.45 = 17,878.38/x
  3. Step 3: Cross multiply
    35,403.54x = 53,061.45 × 17,878.38
  4. Step 4: Simplify right side
    35,403.54x = 948,652,766.45
  5. Step 5: Solve for x
    x = 948,652,766.45/35,403.54
  6. Step 6: Final answer
    x = 26,795.42

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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.