Home / 31,903.02-47,864.34-16,331.58

Finding the Fourth Proportional to 31,903.02, 47,864.34 and 16,331.58

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Solution

The fourth proportional to 31,903.02, 47,864.34 and 16,331.58 is: 24,502.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,903.02 : 47,864.34 = 16,331.58 : x
  2. Step 2: Convert to fraction form
    31,903.02/47,864.34 = 16,331.58/x
  3. Step 3: Cross multiply
    31,903.02x = 47,864.34 × 16,331.58
  4. Step 4: Simplify right side
    31,903.02x = 781,700,297.86
  5. Step 5: Solve for x
    x = 781,700,297.86/31,903.02
  6. Step 6: Final answer
    x = 24,502.39

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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.