Home / 55,019.07-75,851.10-37,790.91

Finding the Fourth Proportional to 55,019.07, 75,851.10 and 37,790.91

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Solution

The fourth proportional to 55,019.07, 75,851.10 and 37,790.91 is: 52,099.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,019.07 : 75,851.10 = 37,790.91 : x
  2. Step 2: Convert to fraction form
    55,019.07/75,851.10 = 37,790.91/x
  3. Step 3: Cross multiply
    55,019.07x = 75,851.10 × 37,790.91
  4. Step 4: Simplify right side
    55,019.07x = 2,866,482,093.50
  5. Step 5: Solve for x
    x = 2,866,482,093.50/55,019.07
  6. Step 6: Final answer
    x = 52,099.79

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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.