Home / 55,277.02-82,915.20-15,834.22

Finding the Fourth Proportional to 55,277.02, 82,915.20 and 15,834.22

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Solution

The fourth proportional to 55,277.02, 82,915.20 and 15,834.22 is: 23,751.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,277.02 : 82,915.20 = 15,834.22 : x
  2. Step 2: Convert to fraction form
    55,277.02/82,915.20 = 15,834.22/x
  3. Step 3: Cross multiply
    55,277.02x = 82,915.20 × 15,834.22
  4. Step 4: Simplify right side
    55,277.02x = 1,312,897,518.14
  5. Step 5: Solve for x
    x = 1,312,897,518.14/55,277.02
  6. Step 6: Final answer
    x = 23,751.24

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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.