Home / 14,660.08-21,987.68-5,298.28

Finding the Fourth Proportional to 14,660.08, 21,987.68 and 5,298.28

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Solution

The fourth proportional to 14,660.08, 21,987.68 and 5,298.28 is: 7,946.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,660.08 : 21,987.68 = 5,298.28 : x
  2. Step 2: Convert to fraction form
    14,660.08/21,987.68 = 5,298.28/x
  3. Step 3: Cross multiply
    14,660.08x = 21,987.68 × 5,298.28
  4. Step 4: Simplify right side
    14,660.08x = 116,496,885.19
  5. Step 5: Solve for x
    x = 116,496,885.19/14,660.08
  6. Step 6: Final answer
    x = 7,946.54

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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.