Home / 21,956.04-32,962.50-18,856.08

Finding the Fourth Proportional to 21,956.04, 32,962.50 and 18,856.08

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Solution

The fourth proportional to 21,956.04, 32,962.50 and 18,856.08 is: 28,308.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,956.04 : 32,962.50 = 18,856.08 : x
  2. Step 2: Convert to fraction form
    21,956.04/32,962.50 = 18,856.08/x
  3. Step 3: Cross multiply
    21,956.04x = 32,962.50 × 18,856.08
  4. Step 4: Simplify right side
    21,956.04x = 621,543,537
  5. Step 5: Solve for x
    x = 621,543,537/21,956.04
  6. Step 6: Final answer
    x = 28,308.54

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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.