Home / 35,085.69-48,418.42-19,170.51

Finding the Fourth Proportional to 35,085.69, 48,418.42 and 19,170.51

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Solution

The fourth proportional to 35,085.69, 48,418.42 and 19,170.51 is: 26,455.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,085.69 : 48,418.42 = 19,170.51 : x
  2. Step 2: Convert to fraction form
    35,085.69/48,418.42 = 19,170.51/x
  3. Step 3: Cross multiply
    35,085.69x = 48,418.42 × 19,170.51
  4. Step 4: Simplify right side
    35,085.69x = 928,205,804.79
  5. Step 5: Solve for x
    x = 928,205,804.79/35,085.69
  6. Step 6: Final answer
    x = 26,455.40

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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.