Home / 14,639.24-21,916.02-9,075.80

Finding the Fourth Proportional to 14,639.24, 21,916.02 and 9,075.80

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Solution

The fourth proportional to 14,639.24, 21,916.02 and 9,075.80 is: 13,587.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,639.24 : 21,916.02 = 9,075.80 : x
  2. Step 2: Convert to fraction form
    14,639.24/21,916.02 = 9,075.80/x
  3. Step 3: Cross multiply
    14,639.24x = 21,916.02 × 9,075.80
  4. Step 4: Simplify right side
    14,639.24x = 198,905,414.32
  5. Step 5: Solve for x
    x = 198,905,414.32/14,639.24
  6. Step 6: Final answer
    x = 13,587.14

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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.