Home / 23,431.34-32,333.65-13,360.21

Finding the Fourth Proportional to 23,431.34, 32,333.65 and 13,360.21

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Solution

The fourth proportional to 23,431.34, 32,333.65 and 13,360.21 is: 18,436.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,431.34 : 32,333.65 = 13,360.21 : x
  2. Step 2: Convert to fraction form
    23,431.34/32,333.65 = 13,360.21/x
  3. Step 3: Cross multiply
    23,431.34x = 32,333.65 × 13,360.21
  4. Step 4: Simplify right side
    23,431.34x = 431,984,239.83
  5. Step 5: Solve for x
    x = 431,984,239.83/23,431.34
  6. Step 6: Final answer
    x = 18,436.17

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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.