Home / 21,294.04-29,349.74-14,568.06

Finding the Fourth Proportional to 21,294.04, 29,349.74 and 14,568.06

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Solution

The fourth proportional to 21,294.04, 29,349.74 and 14,568.06 is: 20,079.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,294.04 : 29,349.74 = 14,568.06 : x
  2. Step 2: Convert to fraction form
    21,294.04/29,349.74 = 14,568.06/x
  3. Step 3: Cross multiply
    21,294.04x = 29,349.74 × 14,568.06
  4. Step 4: Simplify right side
    21,294.04x = 427,568,773.30
  5. Step 5: Solve for x
    x = 427,568,773.30/21,294.04
  6. Step 6: Final answer
    x = 20,079.27

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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.