Home / 16,841.81-25,263.74-5,155.13

Finding the Fourth Proportional to 16,841.81, 25,263.74 and 5,155.13

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Solution

The fourth proportional to 16,841.81, 25,263.74 and 5,155.13 is: 7,733.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,841.81 : 25,263.74 = 5,155.13 : x
  2. Step 2: Convert to fraction form
    16,841.81/25,263.74 = 5,155.13/x
  3. Step 3: Cross multiply
    16,841.81x = 25,263.74 × 5,155.13
  4. Step 4: Simplify right side
    16,841.81x = 130,237,940.03
  5. Step 5: Solve for x
    x = 130,237,940.03/16,841.81
  6. Step 6: Final answer
    x = 7,733.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.