Home / 31,682.88-47,502.72-16,070.40

Finding the Fourth Proportional to 31,682.88, 47,502.72 and 16,070.40

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Solution

The fourth proportional to 31,682.88, 47,502.72 and 16,070.40 is: 24,094.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,682.88 : 47,502.72 = 16,070.40 : x
  2. Step 2: Convert to fraction form
    31,682.88/47,502.72 = 16,070.40/x
  3. Step 3: Cross multiply
    31,682.88x = 47,502.72 × 16,070.40
  4. Step 4: Simplify right side
    31,682.88x = 763,387,711.49
  5. Step 5: Solve for x
    x = 763,387,711.49/31,682.88
  6. Step 6: Final answer
    x = 24,094.64

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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.