Home / 31,659.67-47,471.95-12,952.83

Finding the Fourth Proportional to 31,659.67, 47,471.95 and 12,952.83

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Solution

The fourth proportional to 31,659.67, 47,471.95 and 12,952.83 is: 19,422.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,659.67 : 47,471.95 = 12,952.83 : x
  2. Step 2: Convert to fraction form
    31,659.67/47,471.95 = 12,952.83/x
  3. Step 3: Cross multiply
    31,659.67x = 47,471.95 × 12,952.83
  4. Step 4: Simplify right side
    31,659.67x = 614,896,033.35
  5. Step 5: Solve for x
    x = 614,896,033.35/31,659.67
  6. Step 6: Final answer
    x = 19,422.06

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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.