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Finding the Fourth Proportional to 15,056.88, 22,599.08 and 7,666.44

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Solution

The fourth proportional to 15,056.88, 22,599.08 and 7,666.44 is: 11,506.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,056.88 : 22,599.08 = 7,666.44 : x
  2. Step 2: Convert to fraction form
    15,056.88/22,599.08 = 7,666.44/x
  3. Step 3: Cross multiply
    15,056.88x = 22,599.08 × 7,666.44
  4. Step 4: Simplify right side
    15,056.88x = 173,254,490.88
  5. Step 5: Solve for x
    x = 173,254,490.88/15,056.88
  6. Step 6: Final answer
    x = 11,506.67

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1.5x scale

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.