Home / 38,878.93-58,318.01-17,813

Finding the Fourth Proportional to 38,878.93, 58,318.01 and 17,813

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Solution

The fourth proportional to 38,878.93, 58,318.01 and 17,813 is: 26,719.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,878.93 : 58,318.01 = 17,813 : x
  2. Step 2: Convert to fraction form
    38,878.93/58,318.01 = 17,813/x
  3. Step 3: Cross multiply
    38,878.93x = 58,318.01 × 17,813
  4. Step 4: Simplify right side
    38,878.93x = 1,038,818,712.13
  5. Step 5: Solve for x
    x = 1,038,818,712.13/38,878.93
  6. Step 6: Final answer
    x = 26,719.32

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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.