Home / 16,900.65-25,355.12-5,807.49

Finding the Fourth Proportional to 16,900.65, 25,355.12 and 5,807.49

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Solution

The fourth proportional to 16,900.65, 25,355.12 and 5,807.49 is: 8,712.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,900.65 : 25,355.12 = 5,807.49 : x
  2. Step 2: Convert to fraction form
    16,900.65/25,355.12 = 5,807.49/x
  3. Step 3: Cross multiply
    16,900.65x = 25,355.12 × 5,807.49
  4. Step 4: Simplify right side
    16,900.65x = 147,249,576.81
  5. Step 5: Solve for x
    x = 147,249,576.81/16,900.65
  6. Step 6: Final answer
    x = 8,712.66

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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.