Home / 31,496.50-43,463.73-18,066.91

Finding the Fourth Proportional to 31,496.50, 43,463.73 and 18,066.91

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Solution

The fourth proportional to 31,496.50, 43,463.73 and 18,066.91 is: 24,931.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,496.50 : 43,463.73 = 18,066.91 : x
  2. Step 2: Convert to fraction form
    31,496.50/43,463.73 = 18,066.91/x
  3. Step 3: Cross multiply
    31,496.50x = 43,463.73 × 18,066.91
  4. Step 4: Simplify right side
    31,496.50x = 785,255,298.17
  5. Step 5: Solve for x
    x = 785,255,298.17/31,496.50
  6. Step 6: Final answer
    x = 24,931.51

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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.