Home / 38,121.12-52,632.80-23,802.72

Finding the Fourth Proportional to 38,121.12, 52,632.80 and 23,802.72

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Solution

The fourth proportional to 38,121.12, 52,632.80 and 23,802.72 is: 32,863.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,121.12 : 52,632.80 = 23,802.72 : x
  2. Step 2: Convert to fraction form
    38,121.12/52,632.80 = 23,802.72/x
  3. Step 3: Cross multiply
    38,121.12x = 52,632.80 × 23,802.72
  4. Step 4: Simplify right side
    38,121.12x = 1,252,803,801.22
  5. Step 5: Solve for x
    x = 1,252,803,801.22/38,121.12
  6. Step 6: Final answer
    x = 32,863.77

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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.