Home / 35,071.86-52,614.98-12,885.45

Finding the Fourth Proportional to 35,071.86, 52,614.98 and 12,885.45

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Solution

The fourth proportional to 35,071.86, 52,614.98 and 12,885.45 is: 19,330.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,071.86 : 52,614.98 = 12,885.45 : x
  2. Step 2: Convert to fraction form
    35,071.86/52,614.98 = 12,885.45/x
  3. Step 3: Cross multiply
    35,071.86x = 52,614.98 × 12,885.45
  4. Step 4: Simplify right side
    35,071.86x = 677,967,694.04
  5. Step 5: Solve for x
    x = 677,967,694.04/35,071.86
  6. Step 6: Final answer
    x = 19,330.82

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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.