Home / 38,802.24-58,203.36-15,428.88

Finding the Fourth Proportional to 38,802.24, 58,203.36 and 15,428.88

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Solution

The fourth proportional to 38,802.24, 58,203.36 and 15,428.88 is: 23,143.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,802.24 : 58,203.36 = 15,428.88 : x
  2. Step 2: Convert to fraction form
    38,802.24/58,203.36 = 15,428.88/x
  3. Step 3: Cross multiply
    38,802.24x = 58,203.36 × 15,428.88
  4. Step 4: Simplify right side
    38,802.24x = 898,012,657.04
  5. Step 5: Solve for x
    x = 898,012,657.04/38,802.24
  6. Step 6: Final answer
    x = 23,143.32

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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.