Home / 40,623.90-60,946.21-15,657.23

Finding the Fourth Proportional to 40,623.90, 60,946.21 and 15,657.23

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Solution

The fourth proportional to 40,623.90, 60,946.21 and 15,657.23 is: 23,489.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,623.90 : 60,946.21 = 15,657.23 : x
  2. Step 2: Convert to fraction form
    40,623.90/60,946.21 = 15,657.23/x
  3. Step 3: Cross multiply
    40,623.90x = 60,946.21 × 15,657.23
  4. Step 4: Simplify right side
    40,623.90x = 954,248,911.46
  5. Step 5: Solve for x
    x = 954,248,911.46/40,623.90
  6. Step 6: Final answer
    x = 23,489.84

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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.