Home / 52,877.25-79,307.37-15,428.52

Finding the Fourth Proportional to 52,877.25, 79,307.37 and 15,428.52

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Solution

The fourth proportional to 52,877.25, 79,307.37 and 15,428.52 is: 23,140.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,877.25 : 79,307.37 = 15,428.52 : x
  2. Step 2: Convert to fraction form
    52,877.25/79,307.37 = 15,428.52/x
  3. Step 3: Cross multiply
    52,877.25x = 79,307.37 × 15,428.52
  4. Step 4: Simplify right side
    52,877.25x = 1,223,595,344.19
  5. Step 5: Solve for x
    x = 1,223,595,344.19/52,877.25
  6. Step 6: Final answer
    x = 23,140.30

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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.