Home / 57,497.03-86,239.47-15,381.36

Finding the Fourth Proportional to 57,497.03, 86,239.47 and 15,381.36

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Solution

The fourth proportional to 57,497.03, 86,239.47 and 15,381.36 is: 23,070.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,497.03 : 86,239.47 = 15,381.36 : x
  2. Step 2: Convert to fraction form
    57,497.03/86,239.47 = 15,381.36/x
  3. Step 3: Cross multiply
    57,497.03x = 86,239.47 × 15,381.36
  4. Step 4: Simplify right side
    57,497.03x = 1,326,480,334.28
  5. Step 5: Solve for x
    x = 1,326,480,334.28/57,497.03
  6. Step 6: Final answer
    x = 23,070.41

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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.