Home / 53,862.58-80,830.77-18,802.23

Finding the Fourth Proportional to 53,862.58, 80,830.77 and 18,802.23

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Solution

The fourth proportional to 53,862.58, 80,830.77 and 18,802.23 is: 28,216.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,862.58 : 80,830.77 = 18,802.23 : x
  2. Step 2: Convert to fraction form
    53,862.58/80,830.77 = 18,802.23/x
  3. Step 3: Cross multiply
    53,862.58x = 80,830.77 × 18,802.23
  4. Step 4: Simplify right side
    53,862.58x = 1,519,798,728.62
  5. Step 5: Solve for x
    x = 1,519,798,728.62/53,862.58
  6. Step 6: Final answer
    x = 28,216.23

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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.