Home / 55,417.39-76,475.87-30,266.89

Finding the Fourth Proportional to 55,417.39, 76,475.87 and 30,266.89

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Solution

The fourth proportional to 55,417.39, 76,475.87 and 30,266.89 is: 41,768.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,417.39 : 76,475.87 = 30,266.89 : x
  2. Step 2: Convert to fraction form
    55,417.39/76,475.87 = 30,266.89/x
  3. Step 3: Cross multiply
    55,417.39x = 76,475.87 × 30,266.89
  4. Step 4: Simplify right side
    55,417.39x = 2,314,686,744.94
  5. Step 5: Solve for x
    x = 2,314,686,744.94/55,417.39
  6. Step 6: Final answer
    x = 41,768.24

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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.