Home / 23,412.81-32,306.46-13,339.32

Finding the Fourth Proportional to 23,412.81, 32,306.46 and 13,339.32

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Solution

The fourth proportional to 23,412.81, 32,306.46 and 13,339.32 is: 18,406.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,412.81 : 32,306.46 = 13,339.32 : x
  2. Step 2: Convert to fraction form
    23,412.81/32,306.46 = 13,339.32/x
  3. Step 3: Cross multiply
    23,412.81x = 32,306.46 × 13,339.32
  4. Step 4: Simplify right side
    23,412.81x = 430,946,208.01
  5. Step 5: Solve for x
    x = 430,946,208.01/23,412.81
  6. Step 6: Final answer
    x = 18,406.43

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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.