Home / 14,248.93-19,662.91-7,875.19

Finding the Fourth Proportional to 14,248.93, 19,662.91 and 7,875.19

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Solution

The fourth proportional to 14,248.93, 19,662.91 and 7,875.19 is: 10,867.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,248.93 : 19,662.91 = 7,875.19 : x
  2. Step 2: Convert to fraction form
    14,248.93/19,662.91 = 7,875.19/x
  3. Step 3: Cross multiply
    14,248.93x = 19,662.91 × 7,875.19
  4. Step 4: Simplify right side
    14,248.93x = 154,849,225.97
  5. Step 5: Solve for x
    x = 154,849,225.97/14,248.93
  6. Step 6: Final answer
    x = 10,867.43

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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.