Home / 38,881.94-58,316.28-10,419.08

Finding the Fourth Proportional to 38,881.94, 58,316.28 and 10,419.08

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Solution

The fourth proportional to 38,881.94, 58,316.28 and 10,419.08 is: 15,626.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,881.94 : 58,316.28 = 10,419.08 : x
  2. Step 2: Convert to fraction form
    38,881.94/58,316.28 = 10,419.08/x
  3. Step 3: Cross multiply
    38,881.94x = 58,316.28 × 10,419.08
  4. Step 4: Simplify right side
    38,881.94x = 607,601,986.62
  5. Step 5: Solve for x
    x = 607,601,986.62/38,881.94
  6. Step 6: Final answer
    x = 15,626.84

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1.5x scale

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.