Home / 14,526.12-21,790.38-5,168.18

Finding the Fourth Proportional to 14,526.12, 21,790.38 and 5,168.18

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Solution

The fourth proportional to 14,526.12, 21,790.38 and 5,168.18 is: 7,752.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,526.12 : 21,790.38 = 5,168.18 : x
  2. Step 2: Convert to fraction form
    14,526.12/21,790.38 = 5,168.18/x
  3. Step 3: Cross multiply
    14,526.12x = 21,790.38 × 5,168.18
  4. Step 4: Simplify right side
    14,526.12x = 112,616,606.11
  5. Step 5: Solve for x
    x = 112,616,606.11/14,526.12
  6. Step 6: Final answer
    x = 7,752.70

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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.