Home / 35,431.63-48,895.59-19,517.16

Finding the Fourth Proportional to 35,431.63, 48,895.59 and 19,517.16

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Solution

The fourth proportional to 35,431.63, 48,895.59 and 19,517.16 is: 26,933.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,431.63 : 48,895.59 = 19,517.16 : x
  2. Step 2: Convert to fraction form
    35,431.63/48,895.59 = 19,517.16/x
  3. Step 3: Cross multiply
    35,431.63x = 48,895.59 × 19,517.16
  4. Step 4: Simplify right side
    35,431.63x = 954,303,053.32
  5. Step 5: Solve for x
    x = 954,303,053.32/35,431.63
  6. Step 6: Final answer
    x = 26,933.65

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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.