Home / 13,068.36-19,602.50-5,277.08

Finding the Fourth Proportional to 13,068.36, 19,602.50 and 5,277.08

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Solution

The fourth proportional to 13,068.36, 19,602.50 and 5,277.08 is: 7,915.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,068.36 : 19,602.50 = 5,277.08 : x
  2. Step 2: Convert to fraction form
    13,068.36/19,602.50 = 5,277.08/x
  3. Step 3: Cross multiply
    13,068.36x = 19,602.50 × 5,277.08
  4. Step 4: Simplify right side
    13,068.36x = 103,443,960.70
  5. Step 5: Solve for x
    x = 103,443,960.70/13,068.36
  6. Step 6: Final answer
    x = 7,915.60

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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.