Home / 53,941.86-74,440.12-30,070.06

Finding the Fourth Proportional to 53,941.86, 74,440.12 and 30,070.06

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Solution

The fourth proportional to 53,941.86, 74,440.12 and 30,070.06 is: 41,496.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,941.86 : 74,440.12 = 30,070.06 : x
  2. Step 2: Convert to fraction form
    53,941.86/74,440.12 = 30,070.06/x
  3. Step 3: Cross multiply
    53,941.86x = 74,440.12 × 30,070.06
  4. Step 4: Simplify right side
    53,941.86x = 2,238,418,874.81
  5. Step 5: Solve for x
    x = 2,238,418,874.81/53,941.86
  6. Step 6: Final answer
    x = 41,496.88

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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.