Home / 15,374.28-23,032.26-9,121.08

Finding the Fourth Proportional to 15,374.28, 23,032.26 and 9,121.08

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Solution

The fourth proportional to 15,374.28, 23,032.26 and 9,121.08 is: 13,664.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,374.28 : 23,032.26 = 9,121.08 : x
  2. Step 2: Convert to fraction form
    15,374.28/23,032.26 = 9,121.08/x
  3. Step 3: Cross multiply
    15,374.28x = 23,032.26 × 9,121.08
  4. Step 4: Simplify right side
    15,374.28x = 210,079,086.04
  5. Step 5: Solve for x
    x = 210,079,086.04/15,374.28
  6. Step 6: Final answer
    x = 13,664.32

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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.