Home / 40,967.90-61,452.05-14,313.77

Finding the Fourth Proportional to 40,967.90, 61,452.05 and 14,313.77

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Solution

The fourth proportional to 40,967.90, 61,452.05 and 14,313.77 is: 21,470.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,967.90 : 61,452.05 = 14,313.77 : x
  2. Step 2: Convert to fraction form
    40,967.90/61,452.05 = 14,313.77/x
  3. Step 3: Cross multiply
    40,967.90x = 61,452.05 × 14,313.77
  4. Step 4: Simplify right side
    40,967.90x = 879,610,130.90
  5. Step 5: Solve for x
    x = 879,610,130.90/40,967.90
  6. Step 6: Final answer
    x = 21,470.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.