Home / 38,061.48-57,099.54-11,765.28

Finding the Fourth Proportional to 38,061.48, 57,099.54 and 11,765.28

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Solution

The fourth proportional to 38,061.48, 57,099.54 and 11,765.28 is: 17,650.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,061.48 : 57,099.54 = 11,765.28 : x
  2. Step 2: Convert to fraction form
    38,061.48/57,099.54 = 11,765.28/x
  3. Step 3: Cross multiply
    38,061.48x = 57,099.54 × 11,765.28
  4. Step 4: Simplify right side
    38,061.48x = 671,792,075.97
  5. Step 5: Solve for x
    x = 671,792,075.97/38,061.48
  6. Step 6: Final answer
    x = 17,650.18

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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.