Home / 16,966.24-25,453.06-5,280.40

Finding the Fourth Proportional to 16,966.24, 25,453.06 and 5,280.40

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Solution

The fourth proportional to 16,966.24, 25,453.06 and 5,280.40 is: 7,921.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,966.24 : 25,453.06 = 5,280.40 : x
  2. Step 2: Convert to fraction form
    16,966.24/25,453.06 = 5,280.40/x
  3. Step 3: Cross multiply
    16,966.24x = 25,453.06 × 5,280.40
  4. Step 4: Simplify right side
    16,966.24x = 134,402,338.02
  5. Step 5: Solve for x
    x = 134,402,338.02/16,966.24
  6. Step 6: Final answer
    x = 7,921.75

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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.