Home / 38,809.42-58,215.42-30,368.14

Finding the Fourth Proportional to 38,809.42, 58,215.42 and 30,368.14

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Solution

The fourth proportional to 38,809.42, 58,215.42 and 30,368.14 is: 45,553.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,809.42 : 58,215.42 = 30,368.14 : x
  2. Step 2: Convert to fraction form
    38,809.42/58,215.42 = 30,368.14/x
  3. Step 3: Cross multiply
    38,809.42x = 58,215.42 × 30,368.14
  4. Step 4: Simplify right side
    38,809.42x = 1,767,894,024.72
  5. Step 5: Solve for x
    x = 1,767,894,024.72/38,809.42
  6. Step 6: Final answer
    x = 45,553.22

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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.