Home / 38,152.04-52,649.93-21,157.49

Finding the Fourth Proportional to 38,152.04, 52,649.93 and 21,157.49

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Solution

The fourth proportional to 38,152.04, 52,649.93 and 21,157.49 is: 29,197.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,152.04 : 52,649.93 = 21,157.49 : x
  2. Step 2: Convert to fraction form
    38,152.04/52,649.93 = 21,157.49/x
  3. Step 3: Cross multiply
    38,152.04x = 52,649.93 × 21,157.49
  4. Step 4: Simplify right side
    38,152.04x = 1,113,940,367.48
  5. Step 5: Solve for x
    x = 1,113,940,367.48/38,152.04
  6. Step 6: Final answer
    x = 29,197.40

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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.