Home / 13,395.85-20,095.90-4,631.45

Finding the Fourth Proportional to 13,395.85, 20,095.90 and 4,631.45

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Solution

The fourth proportional to 13,395.85, 20,095.90 and 4,631.45 is: 6,947.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,395.85 : 20,095.90 = 4,631.45 : x
  2. Step 2: Convert to fraction form
    13,395.85/20,095.90 = 4,631.45/x
  3. Step 3: Cross multiply
    13,395.85x = 20,095.90 × 4,631.45
  4. Step 4: Simplify right side
    13,395.85x = 93,073,044.00
  5. Step 5: Solve for x
    x = 93,073,044.00/13,395.85
  6. Step 6: Final answer
    x = 6,947.90

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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.