Home / 44,416.08-66,657.12-21,042.60

Finding the Fourth Proportional to 44,416.08, 66,657.12 and 21,042.60

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Solution

The fourth proportional to 44,416.08, 66,657.12 and 21,042.60 is: 31,579.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,416.08 : 66,657.12 = 21,042.60 : x
  2. Step 2: Convert to fraction form
    44,416.08/66,657.12 = 21,042.60/x
  3. Step 3: Cross multiply
    44,416.08x = 66,657.12 × 21,042.60
  4. Step 4: Simplify right side
    44,416.08x = 1,402,639,113.31
  5. Step 5: Solve for x
    x = 1,402,639,113.31/44,416.08
  6. Step 6: Final answer
    x = 31,579.53

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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.