Home / 21,368.80-32,052.48-9,673.84

Finding the Fourth Proportional to 21,368.80, 32,052.48 and 9,673.84

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Solution

The fourth proportional to 21,368.80, 32,052.48 and 9,673.84 is: 14,510.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,368.80 : 32,052.48 = 9,673.84 : x
  2. Step 2: Convert to fraction form
    21,368.80/32,052.48 = 9,673.84/x
  3. Step 3: Cross multiply
    21,368.80x = 32,052.48 × 9,673.84
  4. Step 4: Simplify right side
    21,368.80x = 310,070,563.12
  5. Step 5: Solve for x
    x = 310,070,563.12/21,368.80
  6. Step 6: Final answer
    x = 14,510.43

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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.