Home / 35,814.20-53,699.58-13,629.08

Finding the Fourth Proportional to 35,814.20, 53,699.58 and 13,629.08

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Solution

The fourth proportional to 35,814.20, 53,699.58 and 13,629.08 is: 20,435.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,814.20 : 53,699.58 = 13,629.08 : x
  2. Step 2: Convert to fraction form
    35,814.20/53,699.58 = 13,629.08/x
  3. Step 3: Cross multiply
    35,814.20x = 53,699.58 × 13,629.08
  4. Step 4: Simplify right side
    35,814.20x = 731,875,871.79
  5. Step 5: Solve for x
    x = 731,875,871.79/35,814.20
  6. Step 6: Final answer
    x = 20,435.35

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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.