Home / 35,430.60-53,133.30-15,673.80

Finding the Fourth Proportional to 35,430.60, 53,133.30 and 15,673.80

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Solution

The fourth proportional to 35,430.60, 53,133.30 and 15,673.80 is: 23,505.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,430.60 : 53,133.30 = 15,673.80 : x
  2. Step 2: Convert to fraction form
    35,430.60/53,133.30 = 15,673.80/x
  3. Step 3: Cross multiply
    35,430.60x = 53,133.30 × 15,673.80
  4. Step 4: Simplify right side
    35,430.60x = 832,800,717.54
  5. Step 5: Solve for x
    x = 832,800,717.54/35,430.60
  6. Step 6: Final answer
    x = 23,505.13

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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.