Home / 38,970.32-58,455.48-9,388.14

Finding the Fourth Proportional to 38,970.32, 58,455.48 and 9,388.14

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Solution

The fourth proportional to 38,970.32, 58,455.48 and 9,388.14 is: 14,082.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,970.32 : 58,455.48 = 9,388.14 : x
  2. Step 2: Convert to fraction form
    38,970.32/58,455.48 = 9,388.14/x
  3. Step 3: Cross multiply
    38,970.32x = 58,455.48 × 9,388.14
  4. Step 4: Simplify right side
    38,970.32x = 548,788,230.01
  5. Step 5: Solve for x
    x = 548,788,230.01/38,970.32
  6. Step 6: Final answer
    x = 14,082.21

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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.