Home / 38,088.02-57,131.43-10,386.02

Finding the Fourth Proportional to 38,088.02, 57,131.43 and 10,386.02

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Solution

The fourth proportional to 38,088.02, 57,131.43 and 10,386.02 is: 15,578.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,088.02 : 57,131.43 = 10,386.02 : x
  2. Step 2: Convert to fraction form
    38,088.02/57,131.43 = 10,386.02/x
  3. Step 3: Cross multiply
    38,088.02x = 57,131.43 × 10,386.02
  4. Step 4: Simplify right side
    38,088.02x = 593,368,278.49
  5. Step 5: Solve for x
    x = 593,368,278.49/38,088.02
  6. Step 6: Final answer
    x = 15,578.87

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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.