Home / 16,075.07-22,180.02-9,702.71

Finding the Fourth Proportional to 16,075.07, 22,180.02 and 9,702.71

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Solution

The fourth proportional to 16,075.07, 22,180.02 and 9,702.71 is: 13,387.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,075.07 : 22,180.02 = 9,702.71 : x
  2. Step 2: Convert to fraction form
    16,075.07/22,180.02 = 9,702.71/x
  3. Step 3: Cross multiply
    16,075.07x = 22,180.02 × 9,702.71
  4. Step 4: Simplify right side
    16,075.07x = 215,206,190.95
  5. Step 5: Solve for x
    x = 215,206,190.95/16,075.07
  6. Step 6: Final answer
    x = 13,387.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.