Home / 55,328.49-76,350.47-30,173.13

Finding the Fourth Proportional to 55,328.49, 76,350.47 and 30,173.13

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Solution

The fourth proportional to 55,328.49, 76,350.47 and 30,173.13 is: 41,637.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,328.49 : 76,350.47 = 30,173.13 : x
  2. Step 2: Convert to fraction form
    55,328.49/76,350.47 = 30,173.13/x
  3. Step 3: Cross multiply
    55,328.49x = 76,350.47 × 30,173.13
  4. Step 4: Simplify right side
    55,328.49x = 2,303,732,506.01
  5. Step 5: Solve for x
    x = 2,303,732,506.01/55,328.49
  6. Step 6: Final answer
    x = 41,637.36

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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.