Home / 35,999.20-53,973.18-13,793.80

Finding the Fourth Proportional to 35,999.20, 53,973.18 and 13,793.80

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Solution

The fourth proportional to 35,999.20, 53,973.18 and 13,793.80 is: 20,680.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,999.20 : 53,973.18 = 13,793.80 : x
  2. Step 2: Convert to fraction form
    35,999.20/53,973.18 = 13,793.80/x
  3. Step 3: Cross multiply
    35,999.20x = 53,973.18 × 13,793.80
  4. Step 4: Simplify right side
    35,999.20x = 744,495,250.28
  5. Step 5: Solve for x
    x = 744,495,250.28/35,999.20
  6. Step 6: Final answer
    x = 20,680.88

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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.