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Finding the Fourth Proportional to 35,223.33, 48,613.17 and 21,798.91

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Solution

The fourth proportional to 35,223.33, 48,613.17 and 21,798.91 is: 30,085.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,223.33 : 48,613.17 = 21,798.91 : x
  2. Step 2: Convert to fraction form
    35,223.33/48,613.17 = 21,798.91/x
  3. Step 3: Cross multiply
    35,223.33x = 48,613.17 × 21,798.91
  4. Step 4: Simplify right side
    35,223.33x = 1,059,714,117.64
  5. Step 5: Solve for x
    x = 1,059,714,117.64/35,223.33
  6. Step 6: Final answer
    x = 30,085.57

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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.