Home / 40,663.20-56,134.26-30,595.41

Finding the Fourth Proportional to 40,663.20, 56,134.26 and 30,595.41

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Solution

The fourth proportional to 40,663.20, 56,134.26 and 30,595.41 is: 42,235.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,663.20 : 56,134.26 = 30,595.41 : x
  2. Step 2: Convert to fraction form
    40,663.20/56,134.26 = 30,595.41/x
  3. Step 3: Cross multiply
    40,663.20x = 56,134.26 × 30,595.41
  4. Step 4: Simplify right side
    40,663.20x = 1,717,450,699.75
  5. Step 5: Solve for x
    x = 1,717,450,699.75/40,663.20
  6. Step 6: Final answer
    x = 42,235.99

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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.