Home / 56,907.36-85,365.60-15,353.76

Finding the Fourth Proportional to 56,907.36, 85,365.60 and 15,353.76

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Solution

The fourth proportional to 56,907.36, 85,365.60 and 15,353.76 is: 23,031.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,907.36 : 85,365.60 = 15,353.76 : x
  2. Step 2: Convert to fraction form
    56,907.36/85,365.60 = 15,353.76/x
  3. Step 3: Cross multiply
    56,907.36x = 85,365.60 × 15,353.76
  4. Step 4: Simplify right side
    56,907.36x = 1,310,682,934.66
  5. Step 5: Solve for x
    x = 1,310,682,934.66/56,907.36
  6. Step 6: Final answer
    x = 23,031.87

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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.