Home / 53,302.81-73,555.25-30,625.75

Finding the Fourth Proportional to 53,302.81, 73,555.25 and 30,625.75

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Solution

The fourth proportional to 53,302.81, 73,555.25 and 30,625.75 is: 42,262.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,302.81 : 73,555.25 = 30,625.75 : x
  2. Step 2: Convert to fraction form
    53,302.81/73,555.25 = 30,625.75/x
  3. Step 3: Cross multiply
    53,302.81x = 73,555.25 × 30,625.75
  4. Step 4: Simplify right side
    53,302.81x = 2,252,684,697.69
  5. Step 5: Solve for x
    x = 2,252,684,697.69/53,302.81
  6. Step 6: Final answer
    x = 42,262.03

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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.