Home / 14,462.10-21,660.75-8,897.40

Finding the Fourth Proportional to 14,462.10, 21,660.75 and 8,897.40

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Solution

The fourth proportional to 14,462.10, 21,660.75 and 8,897.40 is: 13,326.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,462.10 : 21,660.75 = 8,897.40 : x
  2. Step 2: Convert to fraction form
    14,462.10/21,660.75 = 8,897.40/x
  3. Step 3: Cross multiply
    14,462.10x = 21,660.75 × 8,897.40
  4. Step 4: Simplify right side
    14,462.10x = 192,724,357.05
  5. Step 5: Solve for x
    x = 192,724,357.05/14,462.10
  6. Step 6: Final answer
    x = 13,326.17

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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.