Home / 55,776.29-83,664.57-39,210.44

Finding the Fourth Proportional to 55,776.29, 83,664.57 and 39,210.44

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Solution

The fourth proportional to 55,776.29, 83,664.57 and 39,210.44 is: 58,815.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,776.29 : 83,664.57 = 39,210.44 : x
  2. Step 2: Convert to fraction form
    55,776.29/83,664.57 = 39,210.44/x
  3. Step 3: Cross multiply
    55,776.29x = 83,664.57 × 39,210.44
  4. Step 4: Simplify right side
    55,776.29x = 3,280,524,602.11
  5. Step 5: Solve for x
    x = 3,280,524,602.11/55,776.29
  6. Step 6: Final answer
    x = 58,815.75

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1.5x scale

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.