Home / 55,406.42-76,412.63-36,017.13

Finding the Fourth Proportional to 55,406.42, 76,412.63 and 36,017.13

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Solution

The fourth proportional to 55,406.42, 76,412.63 and 36,017.13 is: 49,672.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,406.42 : 76,412.63 = 36,017.13 : x
  2. Step 2: Convert to fraction form
    55,406.42/76,412.63 = 36,017.13/x
  3. Step 3: Cross multiply
    55,406.42x = 76,412.63 × 36,017.13
  4. Step 4: Simplify right side
    55,406.42x = 2,752,163,448.27
  5. Step 5: Solve for x
    x = 2,752,163,448.27/55,406.42
  6. Step 6: Final answer
    x = 49,672.29

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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.