Home / 34,904.99-48,168.66-18,989.51

Finding the Fourth Proportional to 34,904.99, 48,168.66 and 18,989.51

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Solution

The fourth proportional to 34,904.99, 48,168.66 and 18,989.51 is: 26,205.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,904.99 : 48,168.66 = 18,989.51 : x
  2. Step 2: Convert to fraction form
    34,904.99/48,168.66 = 18,989.51/x
  3. Step 3: Cross multiply
    34,904.99x = 48,168.66 × 18,989.51
  4. Step 4: Simplify right side
    34,904.99x = 914,699,009.91
  5. Step 5: Solve for x
    x = 914,699,009.91/34,904.99
  6. Step 6: Final answer
    x = 26,205.40

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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.