Home / 55,377.97-83,068.13-19,841.60

Finding the Fourth Proportional to 55,377.97, 83,068.13 and 19,841.60

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Solution

The fourth proportional to 55,377.97, 83,068.13 and 19,841.60 is: 29,762.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,377.97 : 83,068.13 = 19,841.60 : x
  2. Step 2: Convert to fraction form
    55,377.97/83,068.13 = 19,841.60/x
  3. Step 3: Cross multiply
    55,377.97x = 83,068.13 × 19,841.60
  4. Step 4: Simplify right side
    55,377.97x = 1,648,204,509.00
  5. Step 5: Solve for x
    x = 1,648,204,509.00/55,377.97
  6. Step 6: Final answer
    x = 29,762.82

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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.