Home / 31,369.02-47,075.61-14,729.58

Finding the Fourth Proportional to 31,369.02, 47,075.61 and 14,729.58

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Solution

The fourth proportional to 31,369.02, 47,075.61 and 14,729.58 is: 22,104.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,369.02 : 47,075.61 = 14,729.58 : x
  2. Step 2: Convert to fraction form
    31,369.02/47,075.61 = 14,729.58/x
  3. Step 3: Cross multiply
    31,369.02x = 47,075.61 × 14,729.58
  4. Step 4: Simplify right side
    31,369.02x = 693,403,963.54
  5. Step 5: Solve for x
    x = 693,403,963.54/31,369.02
  6. Step 6: Final answer
    x = 22,104.74

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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.