Home / 13,175.13-19,840.01-9,502.77

Finding the Fourth Proportional to 13,175.13, 19,840.01 and 9,502.77

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Solution

The fourth proportional to 13,175.13, 19,840.01 and 9,502.77 is: 14,309.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,175.13 : 19,840.01 = 9,502.77 : x
  2. Step 2: Convert to fraction form
    13,175.13/19,840.01 = 9,502.77/x
  3. Step 3: Cross multiply
    13,175.13x = 19,840.01 × 9,502.77
  4. Step 4: Simplify right side
    13,175.13x = 188,535,075.58
  5. Step 5: Solve for x
    x = 188,535,075.58/13,175.13
  6. Step 6: Final answer
    x = 14,309.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.