Home / 38,047.79-57,040.75-15,877.68

Finding the Fourth Proportional to 38,047.79, 57,040.75 and 15,877.68

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Solution

The fourth proportional to 38,047.79, 57,040.75 and 15,877.68 is: 23,803.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,047.79 : 57,040.75 = 15,877.68 : x
  2. Step 2: Convert to fraction form
    38,047.79/57,040.75 = 15,877.68/x
  3. Step 3: Cross multiply
    38,047.79x = 57,040.75 × 15,877.68
  4. Step 4: Simplify right side
    38,047.79x = 905,674,775.46
  5. Step 5: Solve for x
    x = 905,674,775.46/38,047.79
  6. Step 6: Final answer
    x = 23,803.61

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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.