Home / 28,381.36-42,544.16-10,599

Finding the Fourth Proportional to 28,381.36, 42,544.16 and 10,599

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Solution

The fourth proportional to 28,381.36, 42,544.16 and 10,599 is: 15,888.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,381.36 : 42,544.16 = 10,599 : x
  2. Step 2: Convert to fraction form
    28,381.36/42,544.16 = 10,599/x
  3. Step 3: Cross multiply
    28,381.36x = 42,544.16 × 10,599
  4. Step 4: Simplify right side
    28,381.36x = 450,925,551.84
  5. Step 5: Solve for x
    x = 450,925,551.84/28,381.36
  6. Step 6: Final answer
    x = 15,888.09

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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.