Home / 15,626.02-21,557.05-9,334.75

Finding the Fourth Proportional to 15,626.02, 21,557.05 and 9,334.75

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Solution

The fourth proportional to 15,626.02, 21,557.05 and 9,334.75 is: 12,877.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,626.02 : 21,557.05 = 9,334.75 : x
  2. Step 2: Convert to fraction form
    15,626.02/21,557.05 = 9,334.75/x
  3. Step 3: Cross multiply
    15,626.02x = 21,557.05 × 9,334.75
  4. Step 4: Simplify right side
    15,626.02x = 201,229,672.49
  5. Step 5: Solve for x
    x = 201,229,672.49/15,626.02
  6. Step 6: Final answer
    x = 12,877.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.