Home / 55,127.01-76,073.47-30,926.51

Finding the Fourth Proportional to 55,127.01, 76,073.47 and 30,926.51

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Solution

The fourth proportional to 55,127.01, 76,073.47 and 30,926.51 is: 42,677.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,127.01 : 76,073.47 = 30,926.51 : x
  2. Step 2: Convert to fraction form
    55,127.01/76,073.47 = 30,926.51/x
  3. Step 3: Cross multiply
    55,127.01x = 76,073.47 × 30,926.51
  4. Step 4: Simplify right side
    55,127.01x = 2,352,686,473.01
  5. Step 5: Solve for x
    x = 2,352,686,473.01/55,127.01
  6. Step 6: Final answer
    x = 42,677.56

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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.