Home / 45,437.93-68,152.03-15,856.32

Finding the Fourth Proportional to 45,437.93, 68,152.03 and 15,856.32

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Solution

The fourth proportional to 45,437.93, 68,152.03 and 15,856.32 is: 23,782.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,437.93 : 68,152.03 = 15,856.32 : x
  2. Step 2: Convert to fraction form
    45,437.93/68,152.03 = 15,856.32/x
  3. Step 3: Cross multiply
    45,437.93x = 68,152.03 × 15,856.32
  4. Step 4: Simplify right side
    45,437.93x = 1,080,640,701.45
  5. Step 5: Solve for x
    x = 1,080,640,701.45/45,437.93
  6. Step 6: Final answer
    x = 23,782.79

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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.