Home / 21,947.23-32,926.08-7,156.16

Finding the Fourth Proportional to 21,947.23, 32,926.08 and 7,156.16

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Solution

The fourth proportional to 21,947.23, 32,926.08 and 7,156.16 is: 10,735.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,947.23 : 32,926.08 = 7,156.16 : x
  2. Step 2: Convert to fraction form
    21,947.23/32,926.08 = 7,156.16/x
  3. Step 3: Cross multiply
    21,947.23x = 32,926.08 × 7,156.16
  4. Step 4: Simplify right side
    21,947.23x = 235,624,318.57
  5. Step 5: Solve for x
    x = 235,624,318.57/21,947.23
  6. Step 6: Final answer
    x = 10,735.95

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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.