Home / 21,660.72-32,507.36-14,624.08

Finding the Fourth Proportional to 21,660.72, 32,507.36 and 14,624.08

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Solution

The fourth proportional to 21,660.72, 32,507.36 and 14,624.08 is: 21,947.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,660.72 : 32,507.36 = 14,624.08 : x
  2. Step 2: Convert to fraction form
    21,660.72/32,507.36 = 14,624.08/x
  3. Step 3: Cross multiply
    21,660.72x = 32,507.36 × 14,624.08
  4. Step 4: Simplify right side
    21,660.72x = 475,390,233.23
  5. Step 5: Solve for x
    x = 475,390,233.23/21,660.72
  6. Step 6: Final answer
    x = 21,947.11

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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.