Home / 15,269.94-22,886.43-7,870.35

Finding the Fourth Proportional to 15,269.94, 22,886.43 and 7,870.35

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Solution

The fourth proportional to 15,269.94, 22,886.43 and 7,870.35 is: 11,796.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,269.94 : 22,886.43 = 7,870.35 : x
  2. Step 2: Convert to fraction form
    15,269.94/22,886.43 = 7,870.35/x
  3. Step 3: Cross multiply
    15,269.94x = 22,886.43 × 7,870.35
  4. Step 4: Simplify right side
    15,269.94x = 180,124,214.35
  5. Step 5: Solve for x
    x = 180,124,214.35/15,269.94
  6. Step 6: Final answer
    x = 11,796.00

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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.