Home / 52,741.55-72,782.77-30,079.95

Finding the Fourth Proportional to 52,741.55, 72,782.77 and 30,079.95

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Solution

The fourth proportional to 52,741.55, 72,782.77 and 30,079.95 is: 41,510.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,741.55 : 72,782.77 = 30,079.95 : x
  2. Step 2: Convert to fraction form
    52,741.55/72,782.77 = 30,079.95/x
  3. Step 3: Cross multiply
    52,741.55x = 72,782.77 × 30,079.95
  4. Step 4: Simplify right side
    52,741.55x = 2,189,302,007.26
  5. Step 5: Solve for x
    x = 2,189,302,007.26/52,741.55
  6. Step 6: Final answer
    x = 41,510.01

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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.