Home / 55,012.04-75,918.18-29,863.16

Finding the Fourth Proportional to 55,012.04, 75,918.18 and 29,863.16

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Solution

The fourth proportional to 55,012.04, 75,918.18 and 29,863.16 is: 41,212.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,012.04 : 75,918.18 = 29,863.16 : x
  2. Step 2: Convert to fraction form
    55,012.04/75,918.18 = 29,863.16/x
  3. Step 3: Cross multiply
    55,012.04x = 75,918.18 × 29,863.16
  4. Step 4: Simplify right side
    55,012.04x = 2,267,156,756.25
  5. Step 5: Solve for x
    x = 2,267,156,756.25/55,012.04
  6. Step 6: Final answer
    x = 41,212.01

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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.