Home / 31,011.55-46,489.64-14,348.66

Finding the Fourth Proportional to 31,011.55, 46,489.64 and 14,348.66

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Solution

The fourth proportional to 31,011.55, 46,489.64 and 14,348.66 is: 21,510.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,011.55 : 46,489.64 = 14,348.66 : x
  2. Step 2: Convert to fraction form
    31,011.55/46,489.64 = 14,348.66/x
  3. Step 3: Cross multiply
    31,011.55x = 46,489.64 × 14,348.66
  4. Step 4: Simplify right side
    31,011.55x = 667,064,189.98
  5. Step 5: Solve for x
    x = 667,064,189.98/31,011.55
  6. Step 6: Final answer
    x = 21,510.19

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1.5x scale

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.