Home / 40,699.86-56,167.59-25,586.79

Finding the Fourth Proportional to 40,699.86, 56,167.59 and 25,586.79

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Solution

The fourth proportional to 40,699.86, 56,167.59 and 25,586.79 is: 35,310.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,699.86 : 56,167.59 = 25,586.79 : x
  2. Step 2: Convert to fraction form
    40,699.86/56,167.59 = 25,586.79/x
  3. Step 3: Cross multiply
    40,699.86x = 56,167.59 × 25,586.79
  4. Step 4: Simplify right side
    40,699.86x = 1,437,148,330.14
  5. Step 5: Solve for x
    x = 1,437,148,330.14/40,699.86
  6. Step 6: Final answer
    x = 35,310.89

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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.