Home / 35,643.37-53,440.75-18,079.33

Finding the Fourth Proportional to 35,643.37, 53,440.75 and 18,079.33

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Solution

The fourth proportional to 35,643.37, 53,440.75 and 18,079.33 is: 27,106.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,643.37 : 53,440.75 = 18,079.33 : x
  2. Step 2: Convert to fraction form
    35,643.37/53,440.75 = 18,079.33/x
  3. Step 3: Cross multiply
    35,643.37x = 53,440.75 × 18,079.33
  4. Step 4: Simplify right side
    35,643.37x = 966,172,642.30
  5. Step 5: Solve for x
    x = 966,172,642.30/35,643.37
  6. Step 6: Final answer
    x = 27,106.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.