Home / 52,409.16-72,321-29,748.66

Finding the Fourth Proportional to 52,409.16, 72,321 and 29,748.66

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Solution

The fourth proportional to 52,409.16, 72,321 and 29,748.66 is: 41,051.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,409.16 : 72,321 = 29,748.66 : x
  2. Step 2: Convert to fraction form
    52,409.16/72,321 = 29,748.66/x
  3. Step 3: Cross multiply
    52,409.16x = 72,321 × 29,748.66
  4. Step 4: Simplify right side
    52,409.16x = 2,151,452,839.86
  5. Step 5: Solve for x
    x = 2,151,452,839.86/52,409.16
  6. Step 6: Final answer
    x = 41,051.08

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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.