Home / 35,509.59-53,269.55-11,809.50

Finding the Fourth Proportional to 35,509.59, 53,269.55 and 11,809.50

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Solution

The fourth proportional to 35,509.59, 53,269.55 and 11,809.50 is: 17,715.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,509.59 : 53,269.55 = 11,809.50 : x
  2. Step 2: Convert to fraction form
    35,509.59/53,269.55 = 11,809.50/x
  3. Step 3: Cross multiply
    35,509.59x = 53,269.55 × 11,809.50
  4. Step 4: Simplify right side
    35,509.59x = 629,086,536.20
  5. Step 5: Solve for x
    x = 629,086,536.20/35,509.59
  6. Step 6: Final answer
    x = 17,715.96

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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.