Home / 31,111.02-46,666.33-18,634.59

Finding the Fourth Proportional to 31,111.02, 46,666.33 and 18,634.59

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Solution

The fourth proportional to 31,111.02, 46,666.33 and 18,634.59 is: 27,951.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,111.02 : 46,666.33 = 18,634.59 : x
  2. Step 2: Convert to fraction form
    31,111.02/46,666.33 = 18,634.59/x
  3. Step 3: Cross multiply
    31,111.02x = 46,666.33 × 18,634.59
  4. Step 4: Simplify right side
    31,111.02x = 869,607,879.77
  5. Step 5: Solve for x
    x = 869,607,879.77/31,111.02
  6. Step 6: Final answer
    x = 27,951.76

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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.