Home / 35,860.10-53,769.90-13,674.20

Finding the Fourth Proportional to 35,860.10, 53,769.90 and 13,674.20

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Solution

The fourth proportional to 35,860.10, 53,769.90 and 13,674.20 is: 20,503.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,860.10 : 53,769.90 = 13,674.20 : x
  2. Step 2: Convert to fraction form
    35,860.10/53,769.90 = 13,674.20/x
  3. Step 3: Cross multiply
    35,860.10x = 53,769.90 × 13,674.20
  4. Step 4: Simplify right side
    35,860.10x = 735,260,366.58
  5. Step 5: Solve for x
    x = 735,260,366.58/35,860.10
  6. Step 6: Final answer
    x = 20,503.58

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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.