Home / 13,040.18-19,563.92-4,281.25

Finding the Fourth Proportional to 13,040.18, 19,563.92 and 4,281.25

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Solution

The fourth proportional to 13,040.18, 19,563.92 and 4,281.25 is: 6,423.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,040.18 : 19,563.92 = 4,281.25 : x
  2. Step 2: Convert to fraction form
    13,040.18/19,563.92 = 4,281.25/x
  3. Step 3: Cross multiply
    13,040.18x = 19,563.92 × 4,281.25
  4. Step 4: Simplify right side
    13,040.18x = 83,758,032.50
  5. Step 5: Solve for x
    x = 83,758,032.50/13,040.18
  6. Step 6: Final answer
    x = 6,423.07

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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.