Home / 15,958.28-23,929.32-11,973.08

Finding the Fourth Proportional to 15,958.28, 23,929.32 and 11,973.08

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Solution

The fourth proportional to 15,958.28, 23,929.32 and 11,973.08 is: 17,953.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,958.28 : 23,929.32 = 11,973.08 : x
  2. Step 2: Convert to fraction form
    15,958.28/23,929.32 = 11,973.08/x
  3. Step 3: Cross multiply
    15,958.28x = 23,929.32 × 11,973.08
  4. Step 4: Simplify right side
    15,958.28x = 286,507,662.71
  5. Step 5: Solve for x
    x = 286,507,662.71/15,958.28
  6. Step 6: Final answer
    x = 17,953.54

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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.