Home / 38,632.01-53,307.77-21,633.89

Finding the Fourth Proportional to 38,632.01, 53,307.77 and 21,633.89

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Solution

The fourth proportional to 38,632.01, 53,307.77 and 21,633.89 is: 29,852.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,632.01 : 53,307.77 = 21,633.89 : x
  2. Step 2: Convert to fraction form
    38,632.01/53,307.77 = 21,633.89/x
  3. Step 3: Cross multiply
    38,632.01x = 53,307.77 × 21,633.89
  4. Step 4: Simplify right side
    38,632.01x = 1,153,254,432.33
  5. Step 5: Solve for x
    x = 1,153,254,432.33/38,632.01
  6. Step 6: Final answer
    x = 29,852.30

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Similar ratio
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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.