Home / 30,675.48-45,744.76-30,395.22

Finding the Fourth Proportional to 30,675.48, 45,744.76 and 30,395.22

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Solution

The fourth proportional to 30,675.48, 45,744.76 and 30,395.22 is: 45,326.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,675.48 : 45,744.76 = 30,395.22 : x
  2. Step 2: Convert to fraction form
    30,675.48/45,744.76 = 30,395.22/x
  3. Step 3: Cross multiply
    30,675.48x = 45,744.76 × 30,395.22
  4. Step 4: Simplify right side
    30,675.48x = 1,390,422,044.05
  5. Step 5: Solve for x
    x = 1,390,422,044.05/30,675.48
  6. Step 6: Final answer
    x = 45,326.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.