Home / 45,397.10-68,095.96-15,815.50

Finding the Fourth Proportional to 45,397.10, 68,095.96 and 15,815.50

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Solution

The fourth proportional to 45,397.10, 68,095.96 and 15,815.50 is: 23,723.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,397.10 : 68,095.96 = 15,815.50 : x
  2. Step 2: Convert to fraction form
    45,397.10/68,095.96 = 15,815.50/x
  3. Step 3: Cross multiply
    45,397.10x = 68,095.96 × 15,815.50
  4. Step 4: Simplify right side
    45,397.10x = 1,076,971,445.60
  5. Step 5: Solve for x
    x = 1,076,971,445.60/45,397.10
  6. Step 6: Final answer
    x = 23,723.35

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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.