Home / 35,087.42-48,420.07-19,171.53

Finding the Fourth Proportional to 35,087.42, 48,420.07 and 19,171.53

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Solution

The fourth proportional to 35,087.42, 48,420.07 and 19,171.53 is: 26,456.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,087.42 : 48,420.07 = 19,171.53 : x
  2. Step 2: Convert to fraction form
    35,087.42/48,420.07 = 19,171.53/x
  3. Step 3: Cross multiply
    35,087.42x = 48,420.07 × 19,171.53
  4. Step 4: Simplify right side
    35,087.42x = 928,286,776.68
  5. Step 5: Solve for x
    x = 928,286,776.68/35,087.42
  6. Step 6: Final answer
    x = 26,456.40

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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.