Home / 35,640.27-53,472.29-11,950.18

Finding the Fourth Proportional to 35,640.27, 53,472.29 and 11,950.18

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Solution

The fourth proportional to 35,640.27, 53,472.29 and 11,950.18 is: 17,929.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,640.27 : 53,472.29 = 11,950.18 : x
  2. Step 2: Convert to fraction form
    35,640.27/53,472.29 = 11,950.18/x
  3. Step 3: Cross multiply
    35,640.27x = 53,472.29 × 11,950.18
  4. Step 4: Simplify right side
    35,640.27x = 639,003,297.08
  5. Step 5: Solve for x
    x = 639,003,297.08/35,640.27
  6. Step 6: Final answer
    x = 17,929.25

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1.5x scale

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.