Home / 14,041.92-21,059.28-6,644.40

Finding the Fourth Proportional to 14,041.92, 21,059.28 and 6,644.40

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Solution

The fourth proportional to 14,041.92, 21,059.28 and 6,644.40 is: 9,964.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,041.92 : 21,059.28 = 6,644.40 : x
  2. Step 2: Convert to fraction form
    14,041.92/21,059.28 = 6,644.40/x
  3. Step 3: Cross multiply
    14,041.92x = 21,059.28 × 6,644.40
  4. Step 4: Simplify right side
    14,041.92x = 139,926,280.03
  5. Step 5: Solve for x
    x = 139,926,280.03/14,041.92
  6. Step 6: Final answer
    x = 9,964.90

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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.