Home / 13,895.48-19,175.58-7,521.93

Finding the Fourth Proportional to 13,895.48, 19,175.58 and 7,521.93

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Solution

The fourth proportional to 13,895.48, 19,175.58 and 7,521.93 is: 10,380.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,895.48 : 19,175.58 = 7,521.93 : x
  2. Step 2: Convert to fraction form
    13,895.48/19,175.58 = 7,521.93/x
  3. Step 3: Cross multiply
    13,895.48x = 19,175.58 × 7,521.93
  4. Step 4: Simplify right side
    13,895.48x = 144,237,370.47
  5. Step 5: Solve for x
    x = 144,237,370.47/13,895.48
  6. Step 6: Final answer
    x = 10,380.17

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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.