Home / 40,457.32-60,677.34-12,748.84

Finding the Fourth Proportional to 40,457.32, 60,677.34 and 12,748.84

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Solution

The fourth proportional to 40,457.32, 60,677.34 and 12,748.84 is: 19,120.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,457.32 : 60,677.34 = 12,748.84 : x
  2. Step 2: Convert to fraction form
    40,457.32/60,677.34 = 12,748.84/x
  3. Step 3: Cross multiply
    40,457.32x = 60,677.34 × 12,748.84
  4. Step 4: Simplify right side
    40,457.32x = 773,565,699.29
  5. Step 5: Solve for x
    x = 773,565,699.29/40,457.32
  6. Step 6: Final answer
    x = 19,120.54

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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.