Home / 31,036.97-46,529.13-12,330.23

Finding the Fourth Proportional to 31,036.97, 46,529.13 and 12,330.23

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Solution

The fourth proportional to 31,036.97, 46,529.13 and 12,330.23 is: 18,484.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,036.97 : 46,529.13 = 12,330.23 : x
  2. Step 2: Convert to fraction form
    31,036.97/46,529.13 = 12,330.23/x
  3. Step 3: Cross multiply
    31,036.97x = 46,529.13 × 12,330.23
  4. Step 4: Simplify right side
    31,036.97x = 573,714,688.19
  5. Step 5: Solve for x
    x = 573,714,688.19/31,036.97
  6. Step 6: Final answer
    x = 18,484.88

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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.