Home / 45,417.88-68,125.20-15,835.60

Finding the Fourth Proportional to 45,417.88, 68,125.20 and 15,835.60

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Solution

The fourth proportional to 45,417.88, 68,125.20 and 15,835.60 is: 23,752.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,417.88 : 68,125.20 = 15,835.60 : x
  2. Step 2: Convert to fraction form
    45,417.88/68,125.20 = 15,835.60/x
  3. Step 3: Cross multiply
    45,417.88x = 68,125.20 × 15,835.60
  4. Step 4: Simplify right side
    45,417.88x = 1,078,803,417.12
  5. Step 5: Solve for x
    x = 1,078,803,417.12/45,417.88
  6. Step 6: Final answer
    x = 23,752.84

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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.