Home / 31,494.46-43,461.60-18,064.90

Finding the Fourth Proportional to 31,494.46, 43,461.60 and 18,064.90

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Solution

The fourth proportional to 31,494.46, 43,461.60 and 18,064.90 is: 24,929.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,494.46 : 43,461.60 = 18,064.90 : x
  2. Step 2: Convert to fraction form
    31,494.46/43,461.60 = 18,064.90/x
  3. Step 3: Cross multiply
    31,494.46x = 43,461.60 × 18,064.90
  4. Step 4: Simplify right side
    31,494.46x = 785,129,457.84
  5. Step 5: Solve for x
    x = 785,129,457.84/31,494.46
  6. Step 6: Final answer
    x = 24,929.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.