Home / 14,522.40-20,050.50-11,159.10

Finding the Fourth Proportional to 14,522.40, 20,050.50 and 11,159.10

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Solution

The fourth proportional to 14,522.40, 20,050.50 and 11,159.10 is: 15,406.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,522.40 : 20,050.50 = 11,159.10 : x
  2. Step 2: Convert to fraction form
    14,522.40/20,050.50 = 11,159.10/x
  3. Step 3: Cross multiply
    14,522.40x = 20,050.50 × 11,159.10
  4. Step 4: Simplify right side
    14,522.40x = 223,745,534.55
  5. Step 5: Solve for x
    x = 223,745,534.55/14,522.40
  6. Step 6: Final answer
    x = 15,406.93

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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.