Home / 35,735.12-53,543.60-12,348.56

Finding the Fourth Proportional to 35,735.12, 53,543.60 and 12,348.56

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Solution

The fourth proportional to 35,735.12, 53,543.60 and 12,348.56 is: 18,502.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,735.12 : 53,543.60 = 12,348.56 : x
  2. Step 2: Convert to fraction form
    35,735.12/53,543.60 = 12,348.56/x
  3. Step 3: Cross multiply
    35,735.12x = 53,543.60 × 12,348.56
  4. Step 4: Simplify right side
    35,735.12x = 661,186,357.22
  5. Step 5: Solve for x
    x = 661,186,357.22/35,735.12
  6. Step 6: Final answer
    x = 18,502.42

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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.