Home / 35,400.51-48,853.53-19,485.36

Finding the Fourth Proportional to 35,400.51, 48,853.53 and 19,485.36

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Solution

The fourth proportional to 35,400.51, 48,853.53 and 19,485.36 is: 26,890.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,400.51 : 48,853.53 = 19,485.36 : x
  2. Step 2: Convert to fraction form
    35,400.51/48,853.53 = 19,485.36/x
  3. Step 3: Cross multiply
    35,400.51x = 48,853.53 × 19,485.36
  4. Step 4: Simplify right side
    35,400.51x = 951,928,619.32
  5. Step 5: Solve for x
    x = 951,928,619.32/35,400.51
  6. Step 6: Final answer
    x = 26,890.25

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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.