Home / 55,038.77-75,954.74-30,841.54

Finding the Fourth Proportional to 55,038.77, 75,954.74 and 30,841.54

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Solution

The fourth proportional to 55,038.77, 75,954.74 and 30,841.54 is: 42,562.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,038.77 : 75,954.74 = 30,841.54 : x
  2. Step 2: Convert to fraction form
    55,038.77/75,954.74 = 30,841.54/x
  3. Step 3: Cross multiply
    55,038.77x = 75,954.74 × 30,841.54
  4. Step 4: Simplify right side
    55,038.77x = 2,342,560,807.81
  5. Step 5: Solve for x
    x = 2,342,560,807.81/55,038.77
  6. Step 6: Final answer
    x = 42,562.01

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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.