Home / 55,008.36-82,518.48-17,555.31

Finding the Fourth Proportional to 55,008.36, 82,518.48 and 17,555.31

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Solution

The fourth proportional to 55,008.36, 82,518.48 and 17,555.31 is: 26,334.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,008.36 : 82,518.48 = 17,555.31 : x
  2. Step 2: Convert to fraction form
    55,008.36/82,518.48 = 17,555.31/x
  3. Step 3: Cross multiply
    55,008.36x = 82,518.48 × 17,555.31
  4. Step 4: Simplify right side
    55,008.36x = 1,448,637,497.13
  5. Step 5: Solve for x
    x = 1,448,637,497.13/55,008.36
  6. Step 6: Final answer
    x = 26,334.86

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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.