Home / 55,740.06-83,612.88-18,284.99

Finding the Fourth Proportional to 55,740.06, 83,612.88 and 18,284.99

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Solution

The fourth proportional to 55,740.06, 83,612.88 and 18,284.99 is: 27,428.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,740.06 : 83,612.88 = 18,284.99 : x
  2. Step 2: Convert to fraction form
    55,740.06/83,612.88 = 18,284.99/x
  3. Step 3: Cross multiply
    55,740.06x = 83,612.88 × 18,284.99
  4. Step 4: Simplify right side
    55,740.06x = 1,528,860,256.61
  5. Step 5: Solve for x
    x = 1,528,860,256.61/55,740.06
  6. Step 6: Final answer
    x = 27,428.39

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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.