Home / 55,312.84-76,310.04-34,055.20

Finding the Fourth Proportional to 55,312.84, 76,310.04 and 34,055.20

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Solution

The fourth proportional to 55,312.84, 76,310.04 and 34,055.20 is: 46,982.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,312.84 : 76,310.04 = 34,055.20 : x
  2. Step 2: Convert to fraction form
    55,312.84/76,310.04 = 34,055.20/x
  3. Step 3: Cross multiply
    55,312.84x = 76,310.04 × 34,055.20
  4. Step 4: Simplify right side
    55,312.84x = 2,598,753,674.21
  5. Step 5: Solve for x
    x = 2,598,753,674.21/55,312.84
  6. Step 6: Final answer
    x = 46,982.83

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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.