Home / 31,113.02-46,669.33-18,636.59

Finding the Fourth Proportional to 31,113.02, 46,669.33 and 18,636.59

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Solution

The fourth proportional to 31,113.02, 46,669.33 and 18,636.59 is: 27,954.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,113.02 : 46,669.33 = 18,636.59 : x
  2. Step 2: Convert to fraction form
    31,113.02/46,669.33 = 18,636.59/x
  3. Step 3: Cross multiply
    31,113.02x = 46,669.33 × 18,636.59
  4. Step 4: Simplify right side
    31,113.02x = 869,757,168.78
  5. Step 5: Solve for x
    x = 869,757,168.78/31,113.02
  6. Step 6: Final answer
    x = 27,954.77

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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.