Home / 38,335.83-52,904.04-21,340.26

Finding the Fourth Proportional to 38,335.83, 52,904.04 and 21,340.26

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Solution

The fourth proportional to 38,335.83, 52,904.04 and 21,340.26 is: 29,449.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,335.83 : 52,904.04 = 21,340.26 : x
  2. Step 2: Convert to fraction form
    38,335.83/52,904.04 = 21,340.26/x
  3. Step 3: Cross multiply
    38,335.83x = 52,904.04 × 21,340.26
  4. Step 4: Simplify right side
    38,335.83x = 1,128,985,968.65
  5. Step 5: Solve for x
    x = 1,128,985,968.65/38,335.83
  6. Step 6: Final answer
    x = 29,449.89

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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.