Home / 55,029.80-82,543.66-13,477.16

Finding the Fourth Proportional to 55,029.80, 82,543.66 and 13,477.16

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Solution

The fourth proportional to 55,029.80, 82,543.66 and 13,477.16 is: 20,215.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,029.80 : 82,543.66 = 13,477.16 : x
  2. Step 2: Convert to fraction form
    55,029.80/82,543.66 = 13,477.16/x
  3. Step 3: Cross multiply
    55,029.80x = 82,543.66 × 13,477.16
  4. Step 4: Simplify right side
    55,029.80x = 1,112,454,112.81
  5. Step 5: Solve for x
    x = 1,112,454,112.81/55,029.80
  6. Step 6: Final answer
    x = 20,215.49

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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.