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Finding the Fourth Proportional to 53,953.37, 74,465.37 and 33,827.70

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Solution

The fourth proportional to 53,953.37, 74,465.37 and 33,827.70 is: 46,688.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,953.37 : 74,465.37 = 33,827.70 : x
  2. Step 2: Convert to fraction form
    53,953.37/74,465.37 = 33,827.70/x
  3. Step 3: Cross multiply
    53,953.37x = 74,465.37 × 33,827.70
  4. Step 4: Simplify right side
    53,953.37x = 2,518,992,196.75
  5. Step 5: Solve for x
    x = 2,518,992,196.75/53,953.37
  6. Step 6: Final answer
    x = 46,688.32

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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.