Home / 15,996.51-22,075.03-8,826.49

Finding the Fourth Proportional to 15,996.51, 22,075.03 and 8,826.49

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Solution

The fourth proportional to 15,996.51, 22,075.03 and 8,826.49 is: 12,180.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,996.51 : 22,075.03 = 8,826.49 : x
  2. Step 2: Convert to fraction form
    15,996.51/22,075.03 = 8,826.49/x
  3. Step 3: Cross multiply
    15,996.51x = 22,075.03 × 8,826.49
  4. Step 4: Simplify right side
    15,996.51x = 194,845,070.17
  5. Step 5: Solve for x
    x = 194,845,070.17/15,996.51
  6. Step 6: Final answer
    x = 12,180.47

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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.