Home / 14,337.96-21,510.78-12,967.08

Finding the Fourth Proportional to 14,337.96, 21,510.78 and 12,967.08

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Solution

The fourth proportional to 14,337.96, 21,510.78 and 12,967.08 is: 19,454.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,337.96 : 21,510.78 = 12,967.08 : x
  2. Step 2: Convert to fraction form
    14,337.96/21,510.78 = 12,967.08/x
  3. Step 3: Cross multiply
    14,337.96x = 21,510.78 × 12,967.08
  4. Step 4: Simplify right side
    14,337.96x = 278,932,005.12
  5. Step 5: Solve for x
    x = 278,932,005.12/14,337.96
  6. Step 6: Final answer
    x = 19,454.09

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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.