Home / 13,810.27-19,052.49-9,620.95

Finding the Fourth Proportional to 13,810.27, 19,052.49 and 9,620.95

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Solution

The fourth proportional to 13,810.27, 19,052.49 and 9,620.95 is: 13,272.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,810.27 : 19,052.49 = 9,620.95 : x
  2. Step 2: Convert to fraction form
    13,810.27/19,052.49 = 9,620.95/x
  3. Step 3: Cross multiply
    13,810.27x = 19,052.49 × 9,620.95
  4. Step 4: Simplify right side
    13,810.27x = 183,303,053.67
  5. Step 5: Solve for x
    x = 183,303,053.67/13,810.27
  6. Step 6: Final answer
    x = 13,272.95

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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.