Home / 35,683.50-49,243.23-21,536.34

Finding the Fourth Proportional to 35,683.50, 49,243.23 and 21,536.34

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Solution

The fourth proportional to 35,683.50, 49,243.23 and 21,536.34 is: 29,720.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,683.50 : 49,243.23 = 21,536.34 : x
  2. Step 2: Convert to fraction form
    35,683.50/49,243.23 = 21,536.34/x
  3. Step 3: Cross multiply
    35,683.50x = 49,243.23 × 21,536.34
  4. Step 4: Simplify right side
    35,683.50x = 1,060,518,943.98
  5. Step 5: Solve for x
    x = 1,060,518,943.98/35,683.50
  6. Step 6: Final answer
    x = 29,720.15

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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.