Home / 55,423.55-76,457.10-32,751.58

Finding the Fourth Proportional to 55,423.55, 76,457.10 and 32,751.58

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Solution

The fourth proportional to 55,423.55, 76,457.10 and 32,751.58 is: 45,180.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,423.55 : 76,457.10 = 32,751.58 : x
  2. Step 2: Convert to fraction form
    55,423.55/76,457.10 = 32,751.58/x
  3. Step 3: Cross multiply
    55,423.55x = 76,457.10 × 32,751.58
  4. Step 4: Simplify right side
    55,423.55x = 2,504,090,827.22
  5. Step 5: Solve for x
    x = 2,504,090,827.22/55,423.55
  6. Step 6: Final answer
    x = 45,180.99

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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.