Home / 14,417.28-21,626.58-4,421.30

Finding the Fourth Proportional to 14,417.28, 21,626.58 and 4,421.30

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Solution

The fourth proportional to 14,417.28, 21,626.58 and 4,421.30 is: 6,632.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,417.28 : 21,626.58 = 4,421.30 : x
  2. Step 2: Convert to fraction form
    14,417.28/21,626.58 = 4,421.30/x
  3. Step 3: Cross multiply
    14,417.28x = 21,626.58 × 4,421.30
  4. Step 4: Simplify right side
    14,417.28x = 95,617,599.22
  5. Step 5: Solve for x
    x = 95,617,599.22/14,417.28
  6. Step 6: Final answer
    x = 6,632.15

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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.