Home / 53,790.27-74,224.89-29,913.09

Finding the Fourth Proportional to 53,790.27, 74,224.89 and 29,913.09

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Solution

The fourth proportional to 53,790.27, 74,224.89 and 29,913.09 is: 41,276.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,790.27 : 74,224.89 = 29,913.09 : x
  2. Step 2: Convert to fraction form
    53,790.27/74,224.89 = 29,913.09/x
  3. Step 3: Cross multiply
    53,790.27x = 74,224.89 × 29,913.09
  4. Step 4: Simplify right side
    53,790.27x = 2,220,295,814.81
  5. Step 5: Solve for x
    x = 2,220,295,814.81/53,790.27
  6. Step 6: Final answer
    x = 41,276.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.