Home / 40,721.50-56,199-23,957.74

Finding the Fourth Proportional to 40,721.50, 56,199 and 23,957.74

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Solution

The fourth proportional to 40,721.50, 56,199 and 23,957.74 is: 33,063.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,721.50 : 56,199 = 23,957.74 : x
  2. Step 2: Convert to fraction form
    40,721.50/56,199 = 23,957.74/x
  3. Step 3: Cross multiply
    40,721.50x = 56,199 × 23,957.74
  4. Step 4: Simplify right side
    40,721.50x = 1,346,401,030.26
  5. Step 5: Solve for x
    x = 1,346,401,030.26/40,721.50
  6. Step 6: Final answer
    x = 33,063.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.