Home / 14,359.46-21,535.59-10,187.30

Finding the Fourth Proportional to 14,359.46, 21,535.59 and 10,187.30

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Solution

The fourth proportional to 14,359.46, 21,535.59 and 10,187.30 is: 15,278.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,359.46 : 21,535.59 = 10,187.30 : x
  2. Step 2: Convert to fraction form
    14,359.46/21,535.59 = 10,187.30/x
  3. Step 3: Cross multiply
    14,359.46x = 21,535.59 × 10,187.30
  4. Step 4: Simplify right side
    14,359.46x = 219,389,516.01
  5. Step 5: Solve for x
    x = 219,389,516.01/14,359.46
  6. Step 6: Final answer
    x = 15,278.40

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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.