Home / 35,501.28-53,220.93-13,308.69

Finding the Fourth Proportional to 35,501.28, 53,220.93 and 13,308.69

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Solution

The fourth proportional to 35,501.28, 53,220.93 and 13,308.69 is: 19,951.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,501.28 : 53,220.93 = 13,308.69 : x
  2. Step 2: Convert to fraction form
    35,501.28/53,220.93 = 13,308.69/x
  3. Step 3: Cross multiply
    35,501.28x = 53,220.93 × 13,308.69
  4. Step 4: Simplify right side
    35,501.28x = 708,300,858.88
  5. Step 5: Solve for x
    x = 708,300,858.88/35,501.28
  6. Step 6: Final answer
    x = 19,951.42

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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.