Home / 35,857.04-53,783.49-13,672.65

Finding the Fourth Proportional to 35,857.04, 53,783.49 and 13,672.65

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Solution

The fourth proportional to 35,857.04, 53,783.49 and 13,672.65 is: 20,508.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,857.04 : 53,783.49 = 13,672.65 : x
  2. Step 2: Convert to fraction form
    35,857.04/53,783.49 = 13,672.65/x
  3. Step 3: Cross multiply
    35,857.04x = 53,783.49 × 13,672.65
  4. Step 4: Simplify right side
    35,857.04x = 735,362,834.55
  5. Step 5: Solve for x
    x = 735,362,834.55/35,857.04
  6. Step 6: Final answer
    x = 20,508.19

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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.