Home / 14,901.01-20,581.59-11,140.87

Finding the Fourth Proportional to 14,901.01, 20,581.59 and 11,140.87

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Solution

The fourth proportional to 14,901.01, 20,581.59 and 11,140.87 is: 15,388.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,901.01 : 20,581.59 = 11,140.87 : x
  2. Step 2: Convert to fraction form
    14,901.01/20,581.59 = 11,140.87/x
  3. Step 3: Cross multiply
    14,901.01x = 20,581.59 × 11,140.87
  4. Step 4: Simplify right side
    14,901.01x = 229,296,814.33
  5. Step 5: Solve for x
    x = 229,296,814.33/14,901.01
  6. Step 6: Final answer
    x = 15,388.00

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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.