Home / 34,087.32-51,116.40-15,363.36

Finding the Fourth Proportional to 34,087.32, 51,116.40 and 15,363.36

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Solution

The fourth proportional to 34,087.32, 51,116.40 and 15,363.36 is: 23,038.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,087.32 : 51,116.40 = 15,363.36 : x
  2. Step 2: Convert to fraction form
    34,087.32/51,116.40 = 15,363.36/x
  3. Step 3: Cross multiply
    34,087.32x = 51,116.40 × 15,363.36
  4. Step 4: Simplify right side
    34,087.32x = 785,319,655.10
  5. Step 5: Solve for x
    x = 785,319,655.10/34,087.32
  6. Step 6: Final answer
    x = 23,038.47

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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.