Home / 15,466.55-21,361.25-10,451.50

Finding the Fourth Proportional to 15,466.55, 21,361.25 and 10,451.50

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Solution

The fourth proportional to 15,466.55, 21,361.25 and 10,451.50 is: 14,434.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,466.55 : 21,361.25 = 10,451.50 : x
  2. Step 2: Convert to fraction form
    15,466.55/21,361.25 = 10,451.50/x
  3. Step 3: Cross multiply
    15,466.55x = 21,361.25 × 10,451.50
  4. Step 4: Simplify right side
    15,466.55x = 223,257,077.10
  5. Step 5: Solve for x
    x = 223,257,077.10/15,466.55
  6. Step 6: Final answer
    x = 14,434.84

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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.