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Finding the Fourth Proportional to 19,373.67, 29,066.01 and 10,018.80

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Solution

The fourth proportional to 19,373.67, 29,066.01 and 10,018.80 is: 15,031.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,373.67 : 29,066.01 = 10,018.80 : x
  2. Step 2: Convert to fraction form
    19,373.67/29,066.01 = 10,018.80/x
  3. Step 3: Cross multiply
    19,373.67x = 29,066.01 × 10,018.80
  4. Step 4: Simplify right side
    19,373.67x = 291,206,540.99
  5. Step 5: Solve for x
    x = 291,206,540.99/19,373.67
  6. Step 6: Final answer
    x = 15,031.05

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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.