Home / 31,130.46-46,474.02-30,036.96

Finding the Fourth Proportional to 31,130.46, 46,474.02 and 30,036.96

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Solution

The fourth proportional to 31,130.46, 46,474.02 and 30,036.96 is: 44,841.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,130.46 : 46,474.02 = 30,036.96 : x
  2. Step 2: Convert to fraction form
    31,130.46/46,474.02 = 30,036.96/x
  3. Step 3: Cross multiply
    31,130.46x = 46,474.02 × 30,036.96
  4. Step 4: Simplify right side
    31,130.46x = 1,395,938,279.78
  5. Step 5: Solve for x
    x = 1,395,938,279.78/31,130.46
  6. Step 6: Final answer
    x = 44,841.56

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.