Home / 19,381.07-29,066.29-5,337.80

Finding the Fourth Proportional to 19,381.07, 29,066.29 and 5,337.80

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Solution

The fourth proportional to 19,381.07, 29,066.29 and 5,337.80 is: 8,005.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,381.07 : 29,066.29 = 5,337.80 : x
  2. Step 2: Convert to fraction form
    19,381.07/29,066.29 = 5,337.80/x
  3. Step 3: Cross multiply
    19,381.07x = 29,066.29 × 5,337.80
  4. Step 4: Simplify right side
    19,381.07x = 155,150,042.76
  5. Step 5: Solve for x
    x = 155,150,042.76/19,381.07
  6. Step 6: Final answer
    x = 8,005.24

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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.