Home / 35,741.80-53,612.70-15,999.40

Finding the Fourth Proportional to 35,741.80, 53,612.70 and 15,999.40

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Solution

The fourth proportional to 35,741.80, 53,612.70 and 15,999.40 is: 23,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,741.80 : 53,612.70 = 15,999.40 : x
  2. Step 2: Convert to fraction form
    35,741.80/53,612.70 = 15,999.40/x
  3. Step 3: Cross multiply
    35,741.80x = 53,612.70 × 15,999.40
  4. Step 4: Simplify right side
    35,741.80x = 857,771,032.38
  5. Step 5: Solve for x
    x = 857,771,032.38/35,741.80
  6. Step 6: Final answer
    x = 23,999.10

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.