Home / 45,279.30-67,903.59-15,690.24

Finding the Fourth Proportional to 45,279.30, 67,903.59 and 15,690.24

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Solution

The fourth proportional to 45,279.30, 67,903.59 and 15,690.24 is: 23,530.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,279.30 : 67,903.59 = 15,690.24 : x
  2. Step 2: Convert to fraction form
    45,279.30/67,903.59 = 15,690.24/x
  3. Step 3: Cross multiply
    45,279.30x = 67,903.59 × 15,690.24
  4. Step 4: Simplify right side
    45,279.30x = 1,065,423,623.96
  5. Step 5: Solve for x
    x = 1,065,423,623.96/45,279.30
  6. Step 6: Final answer
    x = 23,530.04

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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.